Answer:
4.3
Step-by-step explanation:
Let's go through each answer choice. Whatever number we get, when we multiply that number by itself, it should be pretty close to 19.
1:
4.6 x 4.6 = 21.1621.16 is pretty close to 19, but let's see if we can do better.2:
3.8 x 3.8 = 14.4414.44 is a bit far from 19, so we can take out this option.3:
5.4 x 5.4 = 29.1629.16 is really far away from 19, so we can cross this option out.4:
4.3 x 4.3 = 18.4918.49 is extremely close to 19 among all these answers, so 4.3 is the correct answer.which of the four statements are false?
Answer:
D. all atoms are the same
Even though two atoms are chemically identical and might even chemically react in the same way, they are not completely the same to each other
..............................
Answer:
ok so when it shows something like this, also what is 45 divided by 15? it's pretty obvious to see because add this 15+15+15=45 so, three would be the answer that you need or think of it this way when it says when y=45 you about dividing the the 2 numbers to your answer
Step-by-step explanation:
Hope that I could you
have a great day :)
what your expect to gen.math subject
which equation has the same solution as 2x^2+-16x10=0
Answer:
Your answer (x + 4)2 =-11 x + 4)2 13 x + 4)221 Correct answer.
Evaluate each expression the equation is 2a+(b^2divided 3) and a=4 and b=6
Answer:
20
Step-by-step explanation:
3. Max wants to spend at most $89 on his friend's birthday gifts. He already bought her a $34 video
game. Write an inequality to show how much he can still spend on his friend, then solve the
inequality
Answer:
Step-by-step explanation:
Answer:
The Inequality representing money she can still spend on her friend birthday gift is .
Jordan can still spend at most $30 on her friends birthday gift.
Step-by-step explanation:
Given:
Total money need to spend at most = $45
Money spent on Yoga ball = $15
We need to find how much money she can still spend on her friend birthday gift.
Solution:
Let the money she can still spend on her friend birthday gift be 'x'.
So we can say that;
Money spent on Yoga ball plus money she can still spend on her friend birthday gift should be less than or equal to Total money need to spend.
framing in equation form we get;
The Inequality representing money she can still spend on her friend birthday gift is .
On solving the the above Inequality we get;
we will subtract both side by 15 using subtraction property of Inequality.
Hence Jordan can still spend at most $30 on her friends birthday gift.
3.4 mL = ____ L show work pls I need to learn how its done
Here is part of a recipe for different-size cakes, showing the ratio of eggs to flour.
Make a table that represents the same situation.
eggs : 0 2 4 6
flour (cups) : 0 1.5 3 4.5
question, we have to calculate the ratio by dividing a by b we will get the ratio as \(\frac{4}{3}\).
What is a ratio formula?Using the ratio formula, ratios can be represented as a fraction. The ratio formula for any two quantities says a and b, is a:b = a/b. Because a and b are individual amounts for two portions, the total quantity is given as (a + b).
How do you calculate the ratios of a recipe?Known Total Amount
Determine the total quantity to be produced.
Determine the total number of parts in the ratio.
Divide the total quantity made by the total number of parts to get the amount per part.
Calculate the amount of each ingredient by multiplying each component by the amount per part.
Given:
Here is the ratio of eggs to flour
Eggs(a) 0 2 4 6
Flour(b) 0 1.5 3 4.5
For the table look at the image.
as per the question, we have to calculate the ratio by dividing a by b we will get the ratios as \(\frac{4}{3}\).
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Match the vocabulary word with the correct definition.
Answer:
hexagon-6 sides
heptagon-7 sides
interior angle-inside angle
equilateral triangle-a trianglr ehose sides are all the same
equilateral-having sides of equal length
hexagon -- a polygon with 6 sides
heptagon -- a polygon with 7 sides
interior angles -- inside angles
equilateral triangle -- a triangles whose sides are all the same length
equilateral -- having sides of equal length
Step 1: Calculate Jordan’s total assets if his net worth is $64,000.
$70,720
$70,270
$70,000
$70,020
Step 2: Find the value of the CD.
$42,820
$43,070
$42,800
$43,520
Step 3: Determine what percentage of the total liabilities comes from Jordan’s mortgage payment. Round to the nearest tenth.
19.1%
19.3%
23.9%
17.9%
a) If Jordan's net worth is $64,000 with total liabilities of $6,270, the total assets are B) $70,270.
b) Based on the value of Jordan's total assets, the value of the CD is B) $43,070.
c) The percentage of the total liabilities that comes from Jordan's mortgage payment is A) 19.1%.
How the percentage is computed:The percentage is determined by dividing the value of the mortgage payment by the total liabilities and multiplying the resultant quotient by 100.
a) Total liabilities = $6,270
Net worth = $64,000
Total assets = $70,270 ($6,270 + $64,000)
b) The value of the CD:
Total assets = $70,270
Automobile $9,000
Savings = $5,200
Jewelry = $13,000
CD value = $43,070 ($70,270 - $9,000 - $5,200 - $13,000)
c) Mortgage payment = $1,200
Total liabilities = $6,270
Percentage of mortgage payment to total liabilities = 19.1% ($1,200 ÷ $6,270 x 100)
Note that the net worth plus the total liabilities equal the total assets.
Thus, the percentage of the mortgage payment to the total liabilities is 19.1%.
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The graph above shows the cost and revenue curves for a natural monopoly that provides electrical power to the town of Fanaland. If unregulated, the monopolist operates to maximize its profit. (a) Identify the monopolist's profit-maximizing quantity and price. (b) Assume the town government of Fanaland regulates the monopolist's price to achieve the allocatively efficient quantity. What price would the government set in order to achieve the allocatively efficient quantity? (c) Will producing the allocatively efficient quantity be economically feasible for the monopolist? Explain. (d) Suppose instead the town government wants to regulate the monopolist to earn zero economic profit. What price would the government set to have the monopolist earn zero economic profit? (e) Based on your answer to part (d), will the deadweight loss increase, decrease, or stay the same as that of the unregulated monopolist? Explain.
(a) The monopolist's profit-maximizing quantity is 50 units, and the price is $100 per unit.
(b) To achieve the allocatively efficient quantity, the government should set the price at $60 per unit.
(c) Producing the allocatively efficient quantity may not be economically feasible for the monopolist as the price is lower than the average total cost of production.
(d) To have the monopolist earn zero economic profit, the government should set the price at $80 per unit.
(e) The deadweight loss will decrease compared to that of the unregulated monopolist.
(a) The profit-maximizing quantity is where marginal revenue equals marginal cost, which occurs at 50 units, and the corresponding price is $100 per unit. At this quantity, the monopolist's total revenue is $5000, and its total cost is $2500, resulting in a profit of $2500.
(b) To achieve allocative efficiency, the government should set the price at the point where the demand curve intersects the marginal cost curve, which is at 70 units and a price of $60 per unit. At this quantity, the price is equal to the marginal cost, and society maximizes its total surplus.
(c) Producing the allocatively efficient quantity may not be economically feasible for the monopolist because the price of $60 per unit is lower than the average total cost of production, which is $75 per unit. Thus, the monopolist will incur losses if it produces at this quantity.
(d) To regulate the monopolist to earn zero economic profit, the government should set the price at the point where the demand curve intersects the average total cost curve, which is at 80 units and a price of $80 per unit. At this quantity, the price is equal to the average total cost, and the monopolist earns zero economic profit.
(e) The deadweight loss will decrease compared to that of the unregulated monopolist because the allocatively efficient quantity is being produced. However, there may still be some deadweight loss due to the difference between the price and the average total cost.
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Ms. Chang fills gum and trinket machines in front of grocery stores. In the trinket machine, there are two types of trinkets: lockets and stickers. If Ms. Chang puts 15 lockets and 25 stickers in an empty machine, what is the ratio of stickers to all the trinkets in the machine?
Answer:
3:5
Step-by-step explanation:
the initial ratio is
15:25
we can divide both numbers by five though
15/5=3
25/5=5
3:5
I hope this helped :)
PLZ PLZ PLZ PLZ HELP!!!!!!!!!!
What is the surface area in square inches of a cube whose edges are 9 inches long?
Answer:
486 inches
Step-by-step explanation:
multiply 9×9=81
then multiply 81×6 (because there are 6 sides)
Answer:
486 on Edge 2022-2023
Step-by-step explanation:
HOPED THIS HELPED YOU
HAVE A GOD-LIKE DAY
EVEN TO EVERYONE THATS ON EDGE
write in standard form
(x+4)(x^2+x-2)
The expression \((x+4)(x^2+x-2)\) in standard form is\(x^3 + 5x^2 + 2x - 8.\) Standard form refers to arranging the terms in descending order of exponents, with the highest degree term appearing first, followed by the lower degree terms. The expression above is in standard form as the terms are arranged in descending order of their degree:\(x^3, 5x^2, 2x,\)and the constant term -8.
To write the expression\((x+4)(x^2+x-2)\) in standard form, we need to simplify and combine like terms.
First, we will use the distributive property to multiply the terms:
\((x+4)(x^2+x-2) = x(x^2+x-2) + 4(x^2+x-2)\)
Now, we multiply each term individually:
\(x(x^2) + x(x) + x(-2) + 4(x^2) + 4(x) + 4(-2)\)
Simplifying further, we get:
\(x^3 + x^2 - 2x + 4x^2 + 4x - 8\)
Combining like terms, we can add the coefficients of the same degree terms:
\(x^3 + (x^2 + 4x^2) + (-2x + 4x) - 8\)
This simplifies to:
\(x^3 + 5x^2 + 2x - 8\)
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8a + 3b = 5a + 7b
Find the ratio a:b
The ratio of a:b in 8a + 3b = 5a + 7b is 4:3.
What is Ratio?A ratio is an ordered pair of numbers a and b, written as a/b where b does not equal 0. A proportion is an equation in which two ratios are equal to each other. For example, if there are 2 boys and 6 girls, you can write the ratio as: 1 : 3 (for every boy there are 3 girls).
Ratios compare two numbers obtained by dividing. If one data point (A) is compared to another data point (B), it is expressed as A/B. It means that we are partitioning information A from information B. For example, if A is five and B is 10, your ratio would be 5/10, or 1/2.
For above information,
8a + 3b = 5a + 7b
8a-5a = 7b- 3b
3a= 4b
So, a/b= 4/3
a:b is 4:3
Thus, the ratio of a:b in 8a + 3b = 5a + 7b is 4:3.
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a flight from seattle to boston increased in price from $365 to $432. what is the percent increase (rounded to the nearest tenth)?
The percent increase in the flight increase is \(18.35\)%
Definition of percentages.
A percentage is a ratio of some value out of a hundred.
With this definition in mind, if \(20\)% of \(200\) students have a test tomorrow, then a total of \(40\) students have a test tomorrow.
Percentage Increase Calculation Example #1
For the first example, we find the percentage increase for the following scenario:
If your total savings of $\(60\) at the beginning of the week grew to $\(90\) by the end of the week, what is the percentage increase?
This is where our three-step process comes in:
Step 1: Find the difference in values by subtracting the initial value from the final value.
In this case, the final value minus the initial value can be calculated as follows:
\(90 -60 = 30\)
So in this example, the difference between the two values would be \(30\). Remember that when calculating the percentage increase, you will always subtract the smaller value from the larger value.
Step 2:Divide the difference by the initial number
The next step is to take the difference (\(30\) in this example) and divide it by the starting number (\(60\) in this example) like this:
\(30/60 = 0.50\)
Always express your answer as a decimal (this will make your life a lot easier when you get to step three).
Step 3: Multiply by \(100\)
The last step is to multiply the decimal result from step two by one hundred and express the final result as a percentage.
\(0.50 * 100 = 50\)
Final answer: 50% increase
That is all! Using three steps, you can conclude that there was a \(50\)% increase in the money you had from the beginning of the week to the end of the week.
Hence percent increase can be found as follows:
=$\((432-365)/365*100\)
=\(18.35\)%
Therefore, a percent increase in the flight increase is \(18.35\)%
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Terri is starting a babysitting service to make some extra money. She plans to charge a base fee of $10 plus $7 per hour. Write a function that could be used to represent her total charge for the babysitting service, y, as a function of the number of hours she babysits, x. *
y = 10x – 7
y = 7x – 10
y = 10x + 7
y = 7x + 10
Work Shown:
x = number of hours she babysits
1 hour = 7 dollars
x hours = 7x dollars (multiply both sides by x)
She earns 7x dollars after babysitting x hours if we ignore the $10 base fee. Add on the $10 base fee to get 7x+10 dollars total.
Therefore y = 7x+10 is the equation we want.
Answer:
I thought it would be y=10x+7 because the base fee which is the starting fee is 10 and your adding 7 every hour so that would be +7.
Step-by-step explanation:
A tree is leaning at a 5° angle from vertical, making an 85° angle with the ground. when the sun is at a 65° angle of elevation, the tree casts a 25-foot shadow. what is the approximate length of the tree? 23 ft. 27 ft. 45 ft. 50 ft.
using the law of sines, the approximate length of the tree is calculated as: C. 45 ft.
What is the Law of Sines?The law of sines is given as: sin A/a = sin B/b = sin C/c, which is used to solve a triangle.
Given the following:
H = the length of the tree = ? (b)Let sin A = 30° a = 25Sin B = 65°Apply the law of sines
sin 30/25 = sin 65/H
H = (sin 65 × 25)/sin 30
H ≈ 45 ft.
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Lui i filling hi half-empty wimming pool with water at a rate of 540 gallon per hour. After 7 hour, the pool contain 13,780 gallon of water. What i the equation in tandard form that relate the amount of water in the pool, y, to the number of hour, x, that Lui ha been filling the pool?
The equation related to the number of hour and amount of water filled is
y=540x+10000.
What is equation?
An equation is a mathematical formula containing an equal sign. Equations often involve algebra. Algebra is used in mathematics when we don't know the exact number in a calculation. In its simplest form in algebra, the definition of an equation is a mathematical statement that two mathematical expressions are equal. For example, 3x + 5 = 14 is an equation where 3x + 5 and 14 are two terms separated by an equal sign. There are three main forms of linear equations: point-slope form, standard form, and slope intercept form.
Here given rate per hour = 540 and after 7 hours the pool contain 13780 gallon of water.
Here we need to write equation , then rate is equal to slope.
slope m = 540 .
The number of hours x and amount of water as y, Then,
=> \((x_1,y_1)=(7,13780)\)
Now using equation formula,
=> \(y-y_1 = m(x-x_1)\)
=> y-13780 = 540(x-7)
=> y-13780 = 540x-3780
=> y = 540x+13780-3780
=> y = 540+10000
Hence the equation is y=540x+10000.
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Find the area of the surface generated when the given curve is revolved about the given axis. y=1/16(e^8x+e^−8x),
for
−3≤x≤3;
about the x-axis The surface area is
square units.
In this problem, the lower limit of integral is -3 and the upper limit of integration is 3.
We can use the formula for the surface area of a solid of revolution generated by a curve revolving around a given axis. The formula is S = 2π ∫ a b y dx, where a and b are the lower and upper limits of integration, and y is the height of the curve at x. In this problem, the lower limit of integration is -3 and the upper limit of integration is 3. Substituting y = 1/16(e^8x + e^-8x) into the equation gives S = 2π ∫ -3 3 (1/16(e^8x+e^-8x)) dx. Integral this expression gives S = 10512π.
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A nurse provides a back massage as a palliative care measure to a client who is unconscious, grimacing, and restless. Which of the following findings should the nurse identify as indicating a therapeutic response? (Select all that apply.)
A. the shoulders droop
B. the facial muscles relax
C. the RR increases
D. the pulse is within the expected range
E. the client draws his legs into a fetal position
A nurse provides a back massage as a palliative care measure to a client who is unconscious, grimacing, and restless.
The therapeutic response that the nurse should identify in the client after a back massage includes relaxing of facial muscles and the pulse remaining within the expected range.
Massage is a fundamental nursing measure that is often utilized as part of palliative care for patients. The purpose of back massage is to promote relaxation, improve blood circulation, reduce muscle tension, and alleviate pain, stress, and anxiety. The nursing assessment of the patient before and after the massage is essential to determine its effectiveness as a therapeutic intervention for the patient.
When providing back massage as a palliative care measure to an unconscious, grimacing, and restless client, the nurse should identify several therapeutic responses as follows;
The shoulders droop: The nurse should expect the shoulders of the client to relax during massage therapy. If this occurs, it is a sign that the patient is experiencing relaxation and tension relief.
The facial muscles relax: Relaxation of the facial muscles is a common therapeutic response during back massage. The nurse should observe the patient's face for any signs of relaxation, which may include softening of facial lines, eyelids drooping, or a general expression of peacefulness.
The respiratory rate (RR) decreases: The nurse should expect the client's respiratory rate to decrease during a back massage. This is because relaxation stimulates the parasympathetic nervous system, resulting in decreased respiratory rate, heart rate, and blood pressure.
The pulse is within the expected range: The nurse should expect the client's pulse to remain within the expected range during a back massage. A normal pulse rate is between 60-100 beats per minute for adults. If the pulse remains within this range, it is a sign that the patient is responding positively to the massage therapy.
In conclusion, providing back massage as a palliative care measure to an unconscious, grimacing, and restless client can help to promote relaxation, improve blood circulation, reduce muscle tension, and alleviate pain, stress, and anxiety. The nurse should identify therapeutic responses in the patient during the massage therapy, which may include relaxation of the shoulders, facial muscles, decreased respiratory rate, and pulse remaining within the expected range.
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I don’t know which one it is I dint get it?
Answer:
5,5,5
Step-by-step explanation:
an equilateral triangle
In a group of 80 people each eats at least one of the following mango, orange, guava. 50 eats mango, 28 orange and 38 guava. 6 eats guava only, 14 eats guava, but not mango and 12 eats guava and orange. how many of the people eat
The number of people who eat:
Mango only: 36
Orange only: 16
Guava only: 12
At least two fruits: 0
Solving Word Problem with SetLet M be the set of people who eat mango.
Let O be the set of people who eat orange.
Let G be the set of people who eat guava.
We are given the following information:
|M| = 50 (The cardinality of set M is 50)
|O| = 28 (The cardinality of set O is 28)
|G| = 38 (The cardinality of set G is 38)
|G ∩ O| = 12 (The number of people who eat both guava and orange is 12)
|G ∩ M| = 14 (The number of people who eat both guava and mango is 14)
|G| - |G ∩ M| = 6 (The number of people who eat guava only is 6)
We need to find the number of people who eat:
Mango only:
|M| - |G ∩ M| = 50 - 14 = 36
Orange only:
|O| - |G ∩ O| = 28 - 12 = 16
Guava only:
|G| - (|G ∩ M| + |G ∩ O|) = 38 - (14 + 12) = 12
At least two fruits:
|G ∩ O ∩ M| = |G ∪ O ∪ M| - (|M| + |O| + |G|) = 80 - (50 + 28 + 38) = 80 - 116 = 0 (since we know that everyone eats at least one fruit, there are no people who eat at least two fruits)
Using set notation, the number of people who eat each category can be represented as follows:
Mango only: |M - (G ∩ M ∪ O ∩ M)| = 36
Orange only: |O - (G ∩ O ∪ O ∩ M)| = 16
Guava only: |G - (G ∩ M ∪ G ∩ O)| = 12
At least two fruits: |G ∩ O ∩ M| = 0 (none)
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Question 3 Find whether the vectorrs are parallel. (-2,1,-1) and (0,3,1)
a. Parallel
b. Collinearly parallel
c. Not parallel
d. Data insufficient
To determine whether the vectors (-2,1,-1) and (0,3,1) are parallel, we need to compare their direction. If they have different directions, they are not parallel. the correct answer is option c) Not parallel.
To check if two vectors are parallel, we can compare their direction vectors. The direction vector of a vector can be obtained by dividing each component of the vector by its magnitude. In this case, let's calculate the direction vectors of the given vectors.
The direction vector of (-2,1,-1) is obtained by dividing each component by the magnitude:
Direction vector of (-2,1,-1) = (-2/√6, 1/√6, -1/√6)
The direction vector of (0,3,1) is obtained by dividing each component by the magnitude:
Direction vector of (0,3,1) = (0, 3/√10, 1/√10)
Comparing the direction vectors, we can see that they are not equal. Therefore, the vectors (-2,1,-1) and (0,3,1) are not parallel. Hence, the correct answer is option c) Not parallel.
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The interior angle sum of a convex polygon is 2.520 How many sides does the polygon
have?
Complete Question
The interior angle sum of a convex polygon is 2520.How many sides does the polygon have?
Answer:
16 sides
Step-by-step explanation:
The sum of angles in a polygon formula is given as:
(n - 2)180°
Where n = Number of sides of the polygon
Hence:
(n - 2)180°= 2520°
Divide both side by 180°
(n -2) = 2520/180
n - 2 = 14
n = 14 + 2 = 16
Therefore the number of sides the convex polygon has 16 sides.
A standardized test is designed so that scores have a mean of 50 and a standard deviation of 4. What percent of scores are between 42 and 58?A.100%B. about 95.4%C. about 23.85%D. about 47.7%
Step 1. The information that we have is:
The mean:
\(\mu=50\)The standard deviation:
\(\sigma=4\)Step 2. To solve this problem and find what percent of scores are between 42 and 58, we use the empirical rule:
• The empirical rule for normally distributed data tells us that about 68% of the data falls under 1 standard deviation from the mean, about 95% falls under 2 standard deviations from the mean, and 99.7% of the data falls under 3 standard deviations from the mean.
Step 3. The following diagram represents the situation:
The marks on the graph are calculated as follows:
\(\begin{gathered} \mu-\sigma=50-4=46 \\ \mu+\sigma=50+4=54 \\ \mu+2\sigma=50-2\cdot4=50-8=58 \\ \mu-2\sigma=50-2\times4=50-8=42 \end{gathered}\)This is represented in the image:
Step 4. As you can see in the previous graph, 42 and 58 are 2 standard deviations away from the mean, this means that about 95% of the data will be between those values.
The option closest to 95% is B. about 95.4%
Answer: B. about 95.4%
dave is 15 years old and his uncle rob is three times as old. when dave will be 32 years old, his uncle rob will be
By considering ages and equations we have,
Uncle Rob will be 62 years old when Dave is 32.
Dave is listed as being 15 years old, while his uncle Rob is listed as being three times Dave's age. Rob's age as of right now may be calculated using the formula below:
Age of Rob is Dave times three.
Using Dave's age as a plug-in, we obtain following equations,
Rob's age is equal to 15 + 3 = 45.
Rob is currently 45 years old, according to this.
We need to know how many years it will be before Dave turns 32 in order to calculate Rob's age at that time. By deducting Dave's present age from his anticipated age, we may determine this:
Years from now = Dave's age in the future minus Dave's age currently
By entering the specified values, we obtain:
The number of years from now is equal to 32 - 15 = 17 years.
Dave will turn 32 in 17 years, according to this.
We may multiply Rob's current age by the number of years from now to determine his age at that point:
When Dave reaches the age of 32, Rob will be that age plus the number of years.
When we enter the calculated values, we obtain:
When Dave is 32 years old, Rob will be 45 + 17 years old, or 62 years old.
So, Dave uncle rob 's age will be 62 years old.
As a result, when Dave's age is 32, his uncle Rob's age will be 62.
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The coordinates of one endpoint of a line segment are (4,-12). The length of the segment is 5 units. Determine four coordinates that could serve as the other endpoint of the given line segment.
Answer:
Step-by-step explanation:
Since we are given the starting position of the line segment and the length we can simply add or subtract the total length of the line segment to the x or y starting position. This would give us all the possible endpoints that are exactly 5 units away from the starting position in every direction. We can either add or subtract because this would give us the left, right, up, and down directions from the starting position. After making these changes we are left with the following four possible endpoints.
(-1 , -12)
(9 , -12)
(4, -17)
(4, -7)
Help please I give you a cookie
If the two figures are congruent, which statement is true?
A. BCDA ≅ FEHG
B. ABCD ≅ EFGH
C. BADC ≅ EFGH
D. ADCB ≅ HGFE
Answer:
A
Step-by-step explanation:
the order of letter should resemble the same shape