Answer:
C. if ... congruent, then ... parallelogram
Step-by-step explanation:
You want the converse of the statement ...
If a quadrilateral is a parallelogram, then the opposite sides of the quadrilateral are congruent.
ConverseThe converse of the conditional if P, then Q is if Q, then P.
Here, we have ...
P = "a quadrilateral is a parallelogram"
Q = "the opposite sides of the quadrilateral are congruent"
So, the converse is ...
if Q, then P.
if the opposite sides of a quadrilateral are congruent, then the quadrilateral is a parallelogram. . . . . (matches C)
100 Points, please provide full explanation.
The term "100 points" usually indicates a high level of achievement or success in a particular area.
The term "100 points" can refer to a number of different things depending on the context. For example, in sports, it could refer to a team scoring 100 points in a game.
In wine tasting, it could refer to a perfect score given to a wine by a critic or judge. In school, it could refer to receiving a perfect score on an exam or assignment worth 100 points.
It's important to note that while a perfect score of 100 points is often seen as the ultimate goal, it's not always necessary or even possible in some situations. In many cases, simply doing your best and striving for improvement is enough to be considered successful.
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Matrix M has x-rows and (11-x) columns. Matrix N has y-rows and (y+5) columns. If MN and NM both are defined, find the values of x and y
Answer:
\(x=8, y=3\)
Step-by-step explanation:
Recall that if a matrix multiplication of two matrices is defined, then the number of columns of the first matrix is equivalent to the number of rows of the second matrix.
Since matrix M has (11-x) columns and matrix N has y rows, and MN is defined, so it follows:
\(y=11-x----(1)\)
Since matrix N has (y+5) columns and matrix M has x rows, and NM is defined, so it follows:
\(y+5=x----(2)\)
Substitute (1) into (2):
\(11-x+5=x\\2x=16\\\therefore x=8--(3)\)
Substitute (3) into (1):
\(y=11-8=3\)
find the measure of the angle indicated, WILL GIVE
BRAINLIEST!!
Answer:
m < S = 40°
Step-by-step explanation:
According to the Triangle Exterior Angle Postulate, the measure of an exterior angle of a triangle is equal to the sum of the measures of the remote interior angles.
The exterior angle is m < R = 140°. In reference to the Triangle Exterior Angle Postulate, the sum of the measures of < T and < S must equal 140°.
Given m < T = (8x + 4)°
m < S = (3x + 4)°
We can set up the following equality statement to solve for the value of x:
m < R = m < T + m < S
140° = (8x + 4)° + (3x + 4)°
Combine like terms:
140° = 11x + 8
Subtract 8 from both sides:
140° - 8 = 11x + 8 - 8
132° = 11x
Divide both sides by 11:
132°/11 = 11x/11
12 = x
Substitute the value of x into the equality statement to verify whether it is the correct value:
140° = (8x + 4)° + (3x + 4)°
140° = [8(12) + 4]° + [3(12) + 4]°
140° = (96 + 4)° + (36 + 4)°
140° = 100° + 40°
140° = 140° (True statement. Therefore, the correct value for x = 12).
Therefore, m < S = (3x + 4)° = [3(12) + 4]° = 40°
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A boat is 100 miles away from the marina, sailing directly towards it at 10 miles per hour. Write an equation for the distance of the boat from the marina after t hours.
Answer:
Step-by-step explanation:
The formula for determining distance is expressed as
Distance = speed × time
From the information given,
Speed of boat = 10 miles per hour
It means that the distance that the boat covered after t hours is 10 × t = 10t miles
Since the boat is 100 miles away from the marina and it is sailing directly towards it, then the equation for the distance of the boat from the marina after t hours is
Distance = 100 - 10t
FAST PLEASE!! Emma weighs half as much as Sonya. Sonya weighs 120 pounds. How much
does Emma weigh? Write the expression and solve
Answer:
I think it would be 120
Step-by-step explanation:
You add 120+120 and it would equal 240. Then 240 dived by 2 which will equal 120.
(120 + 120)= 240 dived by 2= 120 I might be wrong
ana opened a bank account with $1000 that earns interest, compounded continuously, at an annual rate of r
After 1 year of time period, Ana would have $1051.7 in her account, including interest.
Ana opened a bank account with $1000 that earns interest, compounded continuously, at an annual rate of r. To calculate the amount of money in the account after t years, we can use the formula:
\(A = P * e^{(rt)}\)
where A is the amount in the account after t years, P is the initial deposit (in this case, $1000), r is the annual interest rate, and e is the mathematical constant approximately equal to 2.718.
For example, if the interest rate is 5% (r = 0.05), after 1 year, the amount in the account would be:
\(A = \$1000 * e^{(0.05 * 1)} = \$1000 * 1.0517\)
\(A = \$1051.7\)
So, after 1 year, Ana would have $1051.7 in her account, including interest. The higher the interest rate and the longer the time period, the more money Ana would have in her account due to the compounding effect.
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The graph below shows the solutions to which inequality?
A. x^2-3x+3 ≥0
B. x² + 3x-3 <0
C. x²-3x+3<0
D. x² + 3x-3>0
The inequality expression that corresponds to the solution of the inequality graph is x² + 3x - 3 < 0.
option B.
What is the solution of the inequality?The inequality expression that corresponds to the solution of the inequality graph is determined by simplifying the equations as follows;
The solution of the graph,
x > -4 and x < 1
The first equation with "≥" is ruled out because the graph doesn't have a thick dot.
Let's simplify the second expression;
x² + 3x - 3 < 0
solve using quadratic formula;
x > -3.79 or x < 0.79
The third expression is ruled out since its solution will be complex.
For the last expression;
x² + 3x - 3 > 0
x < -3.79 or x > 0.79
Thus, the correct inequality expression is x² + 3x - 3 < 0.
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PLEASE HELP ASAP! RIGHT ANSWER WILL GET BRANLIEST!!!
Directions: Use the information in the charts to answer the questions.
Barbara, Donna, Cindy, and Nicole ran in a relay race. Their times are listed
in the chart below.
Student Barbara Donna Cindy Nicole
Time
(minutes)
3
3
10
4
2
5
x
1
2
10
1. The four girls ran in a relay race as a team. Each girl ran one part of
the race. The team’s total time was
3
11
5
minutes. What was Cindy’s time?
Answer:
Right Answer
Step-by-step explanation:
Cindys tine was 9.5 minutes
Help me outtttttt !!!!!!!!!
Answer:
i think its the one on the left. The blue one concine.
Step-by-step explanation:
18 points i would do more but it won’t let me please answer 1st person gets brainliest
Answer:
20 crayons you divide 123 by 6
A researcher reports a 98% confidence interval for the proportion of Drosophila in a population with mutation Adh-F to be [0.34, 0.38). Therefore, there is an approximate probability of 0.98 that the proportion of Drosophola with this mutation is between 0.34 and 0.38.1. True 2. False
Answer:
\( 0.34 \leq p \leq 0.38\)
For this case we can conclude that with 98% of confidence the true proportion of Drosophila in a population would be between 0.34 and 0.38.
But that doesn't means that we have 98% of PROBABILITY that the true proportion would be between 0.34 and 0.38, because we are constructing a confidence interval with sample data and we can't analyze this using probability.
Then the best answer is:
2. False
Step-by-step explanation:
For this case we have a confidence interval for the proportion of Drosophila in a population with mutation Adh-F to be given by:
\( 0.34 \leq p \leq 0.38\)
For this case we can conclude that with 98% of confidence the true proportion of Drosophila in a population would be between 0.34 and 0.38.
But that doesn't means that we have 98% of PROBABILITY that the true proportion would be between 0.34 and 0.38, because we are constructing a confidence interval with sample data and we can't analyze this using probability.
Then the best answer is:
2. False
need help 4/5 + 3/5 on a area model
Performance
Performance Task 2
Questions
Performance Task 1
Drag the item from the item bank to its corresponding match.
This is a plane with two axes as a frame of reference. The x-axis is a
horizontal line and the y-axis is perpendicular to it i.e., the y-axis is vertical).
The intersection of the two axes is called the origin.
drag
This is a way of expressing a relationship between x and y in set notation.
ng
This is one of four sections formed by the intersection of the x-axis and y-
axis on a Cartesian coordinate plane.
49
drag
Answer:
that looks like the directions
Step-by-step explanation:
can you put a screenshot of the problem.
lf (x + k) is a factor of f(x), which of the following must be true? F(k)=0 f(-k)=0 a root of f(k) is x=k a y intercept of f(k) is x=-k
Answer:
a root of f(k) is x=k
Step-by-step explanation:
(x + k) is a factor of f(x)
This means that:
\(x + k = 0\)
\(x = -k\)
Thus, one root of f(x) is x = -k, and the correct answer is given by the third option, from top to bottom.
Answer:
a root of f(k) is x=k
Step-by-step explanation:
What is the product 3/7 × 2/5 ?
A video game system is on sale for 30% off its original price. If the original price is $200, how much money will be saved?
Answer:
60
Step-by-step explanation:
The discount is the original price times the discount rate
200 * .30
60
A car loses a quarter of its value every year. It is originally woth $35,000. To the nearest dollar, how much will the car be worth in eight years?
a
$3,504
b
$5,872
c
$26, 250
d
$34, 998
Hello! Your answer would be B, 3,504
Explanation:
So it states that a car loses a quarter of its value every year and it ask us to find in 9 years, A quarter is actually 25%, so we would have to divide 35,000 with 25 to find the first year.
Final Result: B
A particular library has 58 visitors. When the visitors were asked how many books they read that year, 20 said they read one book, 22 said they read three, and 16 said they read five. Assuming the visitors are telling the truth, what is the empirical probability that a visitor read five books? Write your answer as an exact fraction which is reduced as much as possible
Answer:
16/58 = 8/29
Step-by-step explanation:
p = number of required outcome/number of total out come
p = 16/58 ie number of people that read five book divided by total number of people
Pleeeeeease help me!!!
The complete table of values is
x f(x) = x g(x) = -3x
0 0 0
1 1 -3
2 2 -6
The slope of g(x) is -3 and the graph is reflected across the x-axis
How to complete the table of values?From the question, the given parameters are
f(x) = x
g(x) = -3x
The x values on the tables are
x = 0, 1 and 2
So, we have
f(0) = 0, f(1) = 1 and f(2) = 2
Also, we have
g(0) = 0, g(1) = -3 and g(2) = -6
Next, we determine the slope and the transformation
We have
f(x) = x and g(x) = -3x
A linear equation is represented as
y = mx
Where m is the slope
This means that the slope of g(x) is -3
Also, because of the negative sign in g(x) = -3x, it means that the graph is reflected across the x-axis or the y-axis
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What is the range of function g if g(x)=-2f(x)+1
The range of g is bounded between 1 - 2M and 1, but it may not include all values in that interval, depending on the range of f.
The range of function g depends on the range of the function f.
Let's start by assuming that we know the range of f.
If the range of f is Rf, then the range of -2f is the set {-2y | y ∈ Rf}, which is just the set of all numbers that can be obtained by multiplying an element of Rf by -2.
Finally, we add 1 to each of these values to get the range of g. Therefore, the range of g is:
Rg = {1 - 2y | y ∈ Rf}
In other words, the range of g is obtained by taking the range of f, multiplying each element by -2, and adding 1 to each result.
If we don't know the range of f, we can still say something about the range of g. Specifically, we know that g(x) can never be greater than 1 (since the largest value that -2f(x) can take is 0, and adding 1 to 0 gives us 1), and g(x) can never be less than 1 - 2M, where M is the largest possible value that f(x) can take on. In other words, the range of g is bounded between 1 - 2M and 1, but it may not include all values in that interval, depending on the range of f.
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Determine if the figures are similar. If they are similar, complete the similarity statement followed by the
theorem which can be used to prove they are similar. If the figures are not similar type NONE. Answer should
be entered as triangle name first followed by the theorem, separated by a comma and NO SPACES.
Example Answer Submission: ABC, AA- or NONE
Answer:
ΔMVL ~ ΔTVU by SASStep-by-step explanation:
Lets verify the ratio of corresponding sides:
8/28 = 2/714/49 = 2/7Two sides are similar and the included angles are congruent as vertical angles:
LV/UV = MV/TV∠MVL ≅ ∠TVUΔMVL ~ ΔTVU by SASSimplifythe expression to a polynomial in standard form. (4x-3)(-2x^2-7x-5)
Answer:
-4x^3-22x^2+x+15
Step-by-step explanation:
multiply each of the terms by the binomial
-4x^3+6x^2-28x^2+21x-20x+15
simplify
-4x^3-22x^2+x+15
Answer:
(4x -3)(-2x^2 -7x-5)
(-8x^3 -28x^2 -20x) +(6x^2 +21x +15)
-8x^2 -22x^2 +1x +15
An octopus dives 10 meters per second for 12 seconds then rises 15 meters which expression represents this situation
Answer: -10s +15
-10 = 10 meters down
s = seconds
+ 15 = 15 meters risen
the top of an electric pole is s supported by a wire of 26 ft long on the ground level. how far is tightened spot from the foot of the pole if its height is 24 ft?
Answer:
The tightened spot is 10 feet away from the foot of the pole.
Step-by-step explanation:
1. Draw the diagram. Notice that the shape of the electric pole and its supporting wire creates a right triangle.
2. We know 2 side lengths already (26ft, 24ft), and we need to find 1 more side length. Therefore, to find the 3rd side length of a right-triangle, utilize Pythagoras' Theorem.
⭐What is the Pythagoras' Theorem?
\((C)^2 = (A)^2 + (B)^2\)An equation to find a 3rd side lengthC = hypotenuseA = one legB = another leg3. Substitute the values of the side lengths into the equation, and solve for the unknown side length.
Let B= the distance from the tightened spot to the foot of the pole.
\((C)^2 = (A)^2 + (B)^2\)
\(26^2 = 24^2 + B^2\)
\(676 = 576 + B^2\)
\(100 = B^2\)
\(\sqrt{100} = \sqrt{(B)^2}\)
\(10 = B\)
∴ The tightened spot is 10 feet away from the foot of the pole.
Diagram:
There are 5 white balls, 8 red balls, 7 yellow balls and 4 green balls in a container. A ball is chosen at random. What is the probability of choosing neither white nor green
Answer: 5/8
Step-by-step explanation:
i just added all of them & took out the white and green balls ......... oh and i also simplified itAnswer:
The probability is 5/8
Step-by-step explanation:
First, we must add all the numbers together. 5 + 8 + 7 + 4 = 24. Now, let's add the white balls and green balls. 5 + 4 = 9. Therefore, the probability of choosing a white or green ball is 9/24 which also equals 3/8. To find out the probability of NOT choosing white or green, we must subtract 9 from 24. 24 - 9 = 15. So, the probability of choosing neither the white or green balls equals 15/24 which also equals 5/8.
Hope this helps!!
Which expression is equivalent to the given expression? Assume the denominator does not equal zero.
Answer:
\(\textbf{A. }\quad\dfrac{b^4}{a}\)
Step-by-step explanation:
The applicable rules of exponents are ...
(a^b)/(a^c) = a^(b-c)
a^-b = 1/a^b
___
The expression can be rewritten as ...
\(\dfrac{a^3b^5}{a^4b}=a^{3-4}b^{5-1}=a^{-1}b^4\\\\=\boxed{\dfrac{b^4}{a}}\)
Answer:
a
Step-by-step explanation:
aced test
Simplify 16^3/4
Note: I understand the next part is to break it down as (^4√16)^3 but I am confused how you continue from there
The simplified form of the expression; 16^¾ as given in the task content is; 8.
What is the simplified form of the expression given in the task content?It follows from the task content that the simplified form of the expression as given in the task content is to be determined.
Since the given expression is; 16 ^ ¾.
It follows from the rational exponents law of indices that we have;
⁴√16³
where 16³ = 4096
Therefore, we have; ⁴√4096
The result is therefore; ⁴√4096
= 8.
On this note, the simplified form of the expression 16^¾ is; 8.
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Seth is using the figure shown below to prove Pythagorean Theorem using triangle similarity:
In the given triangle ABC, angle A is 90° and segment AD is perpendicular to segment BC.
The figure shows triangle ABC with right angle at A and segment AD. Point D is on side BC.
Which of these could be a step to prove that BC2 = AB2 + AC2?
possible answers -
By the cross product property, AB2 = BC multiplied by BD.
By the cross product property, AC2 = BC multiplied by BD.
By the cross product property, AC2 = BC multiplied by AD.
By the cross product property, AB2 = BC multiplied by AD.
The correct step to prove that \(BC^2 = AB^2 + AC^2\) is:
By the cross product property, \(AC^2 = BC \cdot AD\).
To prove that \(BC^2 = AB^2 + AC^2\), we can use the triangle similarity and the Pythagorean theorem. Here's a step-by-step explanation:
Given triangle ABC with right angle at A and segment AD perpendicular to segment BC.
By triangle similarity, triangle ABD is similar to triangle ABC. This is because angle A is common, and angle BDA is a right angle (as AD is perpendicular to BC).
Using the proportionality of similar triangles, we can write the following ratio:
\($\frac{AB}{BC} = \frac{AD}{AB}$\)
Cross-multiplying, we get:
\($AB^2 = BC \cdot AD$\)
Similarly, using triangle similarity, triangle ACD is also similar to triangle ABC. This gives us:
\($\frac{AC}{BC} = \frac{AD}{AC}$\)
Cross-multiplying, we have:
\($AC^2 = BC \cdot AD$\)
Now, we can substitute the derived expressions into the original equation:
\($BC^2 = AB^2 + AC^2$\\$BC^2 = (BC \cdot AD) + (BC \cdot AD)$\\$BC^2 = 2 \cdot BC \cdot AD$\)
It was made possible by cross-product property.
Therefore, the correct step to prove that \(BC^2 = AB^2 + AC^2\) is:
By the cross product property, \(AC^2 = BC \cdot AD\).
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If BM = 15 inches and BV = 10 inches, what is MV?
Answer: 25 inches
Step-by-step explanation:
MB=BM
MB=15
MV=MB+BV
MV=15+10
MV=25 inches
Please help me solve this problem step by step. I don’t get it
Part a
we have the function
\(f(t)=\log_2(t)\)Find out the inverse
step 1
Let
y=f(t)
\(y=\operatorname{\log}_2(t)\)step 2
Exchange the variables (y for t and t for y)
\(t=\log_2y\)step 3
Isolate the variable y
Apply the definition of logarithm
\(\begin{gathered} 2^t=y \\ y=2^t \\ f^{-1}(t)=2^t \end{gathered}\)Part B
we have the function
\(g(t)=\frac{1}{t-2}\)Find out the inverse of function g(t)
\(y=\frac{1}{t-2}\)Exchange the variables
\(t=\frac{1}{y-2}\)Isolate the variable y
\(\begin{gathered} t(y-2)=1 \\ y-2=\frac{1}{t} \\ y=\frac{1}{t}+2 \\ \\ g^{-1}(t)=\frac{1}{t}+2 \end{gathered}\)The domain of the inverse function is all real numbers except for t=0
so
interval (-infinite,0) U (0, infinite)