Let ABCD be the parallelogram where AB = 10 m, AD = 12 m, and AC = 8 m (the smaller diagonal). Let P be the intersection of the diagonals AC and BD, such that AP = PC and BP = PD.
We can use the fact that the diagonals of a parallelogram bisect each other to solve for the length of BD (the other diagonal). Since AC is the smaller diagonal, we know that AP = PC = 4 m (half of AC).
Let x be the length of BD. Then, using the Pythagorean theorem in triangles ABP and ADP, we have:
AB^2 - AP^2 = BP^2 (by the Pythagorean theorem in triangle ABP)
AD^2 - AP^2 = DP^2 (by the Pythagorean theorem in triangle ADP)
Substituting the given values, we have:
10^2 - 4^2 = BP^2
12^2 - 4^2 = DP^2
Simplifying, we get:
BP^2 = 84
DP^2 = 128
Since BP = PD (from the definition of P), we have:
2BP^2 = x^2
Substituting the above values, we get:
2(84) = x^2
Solving for x, we get:
x = sqrt(168) = 2sqrt(42) meters
Therefore, the length of the other diagonal BD is 2sqrt(42) meters.
8 > 8(6p - 5) – 8(6p - 6)
Answer:
No solution
Step-by-step explanation:
There are no values of p that make the inequality true.
Select the point shown on the coordinate plane for each ordered pair. Point is located at (3, 9). Point is located at (9, 3). Point is located at (6, 5). Point is located at (5, 6).
Answer:
A D B C in ORDER
Step-by-step explanation:
Answer:
Point
✔ A
is located at (3, 9).
Point
✔ D
is located at (9, 3).
Point
✔ B
is located at (6, 5).
Point
✔ C
is located at (5, 6).
Step-by-step explanation:
I hope this helps doing the Assignment!
Matemáticas resolver problemas
Sheena receives change of $7.55 after paying $20 bill.
How much is the change Sheena receives?Information is graphically represented in a bar graph. To represent value, it makes use of bars that stretch to various heights. Vertical bars, horizontal bars, grouped bars (multiple bars that compare values in a category), and stacked bars can all be used to create bar graphs.
Therefore,
Sheena buys three items, one sandwich and two pretzels.
Given the rate of sandwich = $6.95
Rate of pretzels = $2.75 each
So rate of two pretzels = $2.75 x 2 = $5.5
Total amount paid = $20
To find the change she receives ,
Total payment paid - total amount of items
Total amount for items = $6.95 + $5.5
= $12.45
Change receives = $20 - $12.45
= $7.55
Therefore the change Sheena receives is : $7.55.
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What should be subtracted from minus 3 / 4 so has to get 5 / 6 ?
Answer:
Step-by-step explanation:
Step 1:First Make 3/4 and 5/6 into like fractions.Find the L.C.M of 4 and
6,which is 12.
3*3/4*3=9/12
5*2/6*2=10/12
Step 2:Subtract 9/12 from 10/12,which is 1/12.
What’s the equation?
Answer:
y=5/6 x+5
Step-by-step explanation:
First look at the y axis, you'll see that the line passes 5 which is B. Then use Rise/Run (5/6) to find points to find M
then plug it in the equation y=mx+b
The polygon ABCD is congruent to PORS. The measure of angle B, mze, is equal to 65°, choose True or False for each statement True False A The supplement of angle Q measures 115º. True False B. Angle Q measures 115º. True A C. The supplement of angle 8 mexsures 115º. False B
Its a polygon of 4 sides lines.
Its given angle B of 65 degrees
1) the supplement of angle Q is 115 degrees
supplement angle what has to be summed to another angle to produce 180 degrees.
In this case 65 + 115 = 180
So this statement is TRUE.
2) Angle Q measures 115 degrees
is FALSE because ABCD and PQRS are congruent.
and B measures 65 degrees
3)Supplement of angle B measures 115 degrees
is TRUE because this supplement added to angle B gives as result 180 degrees.
EASY Question 20 POINTS
Answer:
2 option
Step-by-step explanation:
im right
Answer:
No.2
Step-by-step explanation:
y = f(x) = 5x
find f(x) when x = 3
The value of f(x) when x is 3 is 15
What is function?A Function in mathematics is an expression, rule, or law that defines a relationship between one variable (the independent variable) and another variable (the dependent variable).
For example, if f(x) = x² +2x +5 , the value of f(x) when x is 2 is calculated as;
f(x) = 2² + 2(2) + 5
f(x) = 4 +4+5
= 13
This done by substituting the given value of x into the expression.
Similarly , if f(x) = 5x, the value of f(x) when x is 3 is calculated as;
f(x) = 5(3)
f(x) = 15
therefore the value of f(x) when x is 3 is 15
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Find the length indicated
Find SR (image)
Answer:
SR = 5
Step-by-step explanation:
We know that the two lines are equal to each other and thus TS + SR = 13
So, we can simply set the two equations of the first line equal to 13:
x + 2 + 2x - 7 = 13
3x - 5 = 13
3x = 18
x = 6
Now we plug in 6 for x in the SR equation:
2 * 6 = 12 - 7 = 5
answer the number 3 only
The values of the variables in number 3, in simplest radical form, are:
f = 6; o = 3.
How to Find the Values of the Variables in the Simplest Radical Form?The simplest radical form, also known as simplified radical form or simplified surd, refers to expressing a square root (√) or other roots in the simplest possible way without any perfect square factors in the root. In other words, it involves reducing the radical expression to its simplest form.
Solving problem 3, we would apply the necessary Trigonometric ratios to find the variables:
sin 60 = opp/hyp
sin 60 = 9√3 / f
f = 9√3 / sin 60
f = 9√3 / √3/2 [sin 60 = √3/2]
f = 9√3 * 2/√3
f = 18/3
f = 6
tan 60 = opp/adj
tan 60 = 9√3 / o
o = 9√3 / tan 60
o = 9√3 / √3 [sin 60 = √3]
o = 9√3 * 1 / √3
o = 9/3
o = 3
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Answer:
o = 9
f = 18
Step-by-step explanation:
Triangle #3 is a right triangle with two of its interior angles measuring 60° and 90°. As the interior angles of a triangle sum to 180°, this means that the remaining interior angle must be 30°, since 30° + 60° + 90° = 180°. Therefore, this triangle is a special 30-60-90 triangle.
The side lengths in a 30-60-90 triangle have a special relationship, which can be represented by the ratio formula a : a√3 : 2a, where "a" represents a scaling factor that can be any positive real number.
Side a is opposite the 30° angle (shortest leg).Side a√3 is opposite the 60° angle (longest leg).Side 2a is the hypotenuse (longest side).In triangle #3, the longest leg is 9√3 units.
As "a√3" is the shortest leg, the scale factor "a" is 9.
The side labelled "o" is the shortest leg opposite the 30° angle. Therefore:
\(o = a=9\)
The side labelled "f" is the hypotenuse of the triangle. Therefore:
\(f= 2a = 2 \cdot 9=18\)
Therefore:
o = 9f = 18If 5 hamburgers cost $10, what is the cost for 3 hamburgers?
Answer: 6$
Step-by-step explanation: 5 divided by 10 = 2$ so 3 x 2 = 6
I do not hold responsibility if you get it wrong :(
what is one less than the product of seven and the difference of a number and 2 is 4 times the number?
Answer: 7x -4
Step-by-step explanation:
Find the missing value. Round your answer to the nearest year.
Rate
Time
Principal
$500
Simple Interest
$84
Х
2.8%
years
What is the amount of years
===============================================
Work Shown:
i = P*r*t
84 = 500*0.028*t
84 = 14t
t = 84/14
t = 6
It takes 6 years to yield $84 in simple interest, when you deposit $500 at a simple interest rate of 2.8%
2/3(3z-6) please help
Answer:
2z-4
Step-by-step explanation:
By using distributive property, 2/3 * 3z = 2z and 2/3 * -6 = -4
This means the answer is 2z-4
\(Answer: \large\boxed{2z-4}\)
Step-by-step explanation:
To solve:
\(\frac{2}{3} (3z-6)\)
We must use the distributive property and distribute 2/3 to the 3z and -6
...
\(\frac{2}{3} (3z-6)\)
\(=\frac{2}{3} (3z) + \frac{2}{3} (-6)\)
\(=\frac{6z}{3} + -\frac{12}{3}\)
\(=2z-4\)
Enter values to complete the table below.
For the given values of x and y, the value of y/x (that represents the slope of the equation) = 3/1, 3/1, 3
What does slope mean in math?A line's steepness can be determined by looking at its slope. Slope is calculated mathematically as "rise over run" (change in y divided by change in x).
The ratio of the increase in elevation between two points to the run in elevation between those same two points is referred to as the slope.
Given are the values of the x and y
y/x represents the slope of the equation,
for x = -1 and y = -3,
y/x = 3/1
for x = 1 and y = 3
y/x = 3/1
for x = 2 and y = 6
y/x = 6/2 = 3
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What is the probability of rolling a 4 on a number cube and pulling a red marble out of a bag that contains 3 red, 2 black, and 5 yellow marbles?Determine if it is simple, independent or dependent theoretical probability
this is an independent theorectical probability
Explanation:
Rolling a 4 on a number cube
If the number cube, is from 1 to 6,
the probability of rolling a 4 on a number cube = 1/6
3 red, 2 black, and 5 yellow marbles
Total marbles = 3+2+5 = 10
Probability of pulling a red = 3/10
From the above, we can see the picking of a number cube doesnot depend on the picking of a red marble.
An independent event is an event where by the outcome of the first event does not affect the second event.
Hence, this is an independent theorectical probability
3/5 of 2 kg
what is the answer
Answer: 1.2 kilograms Brainliest please happy to help
Step-by-step explanation:
Find the product
5/8 of 24
A. 8
B.15
C.11
D.9
Answer:
15
Step-by-step explanation:
Find the perioa
equation.
llowing
y = 2 cos(5x + 3) - 6
77
Period = [2]T
Give your answer in simplest form.
Answer:
In the equation y = 2 cos(5x + 3) - 6, we can ignore the coefficients 2 and -6 for the purposes of calculating the period because they do not change the period. They only change the amplitude (2) and vertical shift (-6) of the function.
The coefficient 5 in front of x inside the cosine function affects the period of the function. It is a horizontal compression/stretch of the graph of the function.
The period of the basic cosine function, y = cos(x), is 2π. When there is a coefficient (let's call it b) in front of x, such as y = cos(bx), the period becomes 2π/b.
So, in your case, b = 5, so the period T of the function y = 2 cos(5x + 3) - 6 is:
T = 2π / 5
This is the simplest form for the period of the given function.
4xy+16x≈+40 what is the answer...please hurry
Answer:
X = 10/(y-4)
Step-by-step explanation:
4X(y-4) = 40
X(y-4) = 10
X = 10/(y-4)
Please answer this correctly without making mistakes
Answer:
sorry I don't have a couple about this thing but
Step-by-step explanation:
u can subtract with the same units so. 2mi-581yd it asks separately but u can change the mile for more use unit converter
Answer:
If I'm correct it is 1 mile and 1,179 yards
Step-by-step explanation:
I converted the miles into yards and added the extra yards(5618-2679), subtracted them (2939), then converted my answer back to miles.
I hope this helps and have a great day! :)
A cylinder has a height of 18 cm and a diameter of 12 cm. Calculate the surface area of the cylinder. Give your answer to the nearest integer.
The surface area of the cylinder is 905 square centimeters
Finding the surface area of the cylinderFrom the question, we have the following parameters that can be used in our computation:
Diameter, d = 12 cm
Height, h = 18 m
This means that
Radius, r = 12/2 = 6 cm
Using the above as a guide, we have the following:
Surface area = 2πr(r + h)
Substitute the known values in the above equation, so, we have the following representation
Surface area = 2π * 6 * (6 + 18)
Evaluate
Surface area = 905
Hence, the surface area is 905 square centimeters
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Find the value of X.
The calculated value of x in the circle is 15
How to calculate the value of xFrom the question, we have the following parameters that can be used in our computation:
The circle and the tangent lines
The sum of angles on the circumference of a circle is 360 degrees
So, the value of x can be calculated using
17x + (180 - 75) = 360
When evaluated, we have
17x = 255
Divide both sides by 17
x = 15
Hence, the value of x is 15
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The number of bolts in a shipment is given by N=36n, where N is the total number of bolts, 36 is the number of bolts in each box, and n is the number of boxes. Use the formula to find N if n=152
Answer:
5472
Step-by-step explanation:
Substitute n with 152
N= 36×152
N= 5472
Answer:
5472
Step-by-step explanation:
no. of bolts=N
bolts in each box=36
no. of boxes=n=152
as per question N=36*152
N=5472
Suppose a simple random sample of size n=36 is obtained from a population with mean = 64 and sd = 18
what is p(x < 62)
what is P(x>68)
what is P(62
the length of human pregnancies is approximately normally distributed with mean u=266 days and standard deviation s=16 days
what is the probability a randomly selected pregnancy lasts less than 260 days?
suppose a random sample of 20 pregnancies is obtained. what is the probability that a random sample of 20 pregnancies has a mean gestation period of 260 days or less?
what is the probability that a random sample of 50 pregnancies has a mean gestation period of 260 days or less?
For p(x<62) and p(x>68), we can use the z-score formula to calculate the probability.
p(x<62), the z-score formula is (62-64)/18 = -0.11.
p(x>68), the z-score formula is (68-64)/18 = 0.22.
The rest answer are mentioned below with calculation.
What is z-score formula?It is (X-μ)/σ, where X is the value we are evaluating, μ is the mean of the population, and σ is the standard deviation of the population.
For the first two questions, p(x<62) and p(x>68), we can use the z-score formula to calculate the probability. The z-score formula is (X-μ)/σ, where X is the value we are evaluating, μ is the mean of the population, and σ is the standard deviation of the population.
For the first question, p(x<62), the z-score formula is (62-64)/18 = -0.11. This means that the probability of x being less than 62 is 0.3767 (from the z-score table).
For the second question, p(x>68), the z-score formula is
(68-64)/18 = 0.22.
This means that the probability of x being greater than 68 is 0.5987 (from the z-score table).
For the third question, the probability that a randomly selected pregnancy lasts less than 260 days can be calculated using the z-score formula.
The z-score formula is (260-266)/16 = -0.375. This means that the probability of a randomly selected pregnancy lasting less than 260 days is 0.3296 (from the z-score table).
For the fourth question, the probability that a random sample of 20 pregnancies has a mean gestation period of 260 days or less can be calculated using the Central Limit Theorem.
Since the sample size is 20, the standard deviation of the sample is
16/√(20) = 4.
The z-score formula is (260-266)/4 = -1.5.
This means that the probability of a random sample of 20 pregnancies having a mean gestation period of 260 days or less is 0.0668 (from the z-score table).
For the fifth question, the probability that a random sample of 50 pregnancies has a mean gestation period of 260 days or less can be calculated using the Central Limit Theorem.
Since the sample size is 50, the standard deviation of the sample is
16/√(50) = 1.83
The z-score formula is (260-266)/1.8 = -3.3.
This means that the probability of a random sample of 50 pregnancies having a mean gestation period of 260 days or less is 0.0062 (from the z-score table).
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Find x in the given figure.
Can someone help please
let's bear in mind that complex roots never come alone, their conjugate sister is always with her, so if we have the complex root of "i" or namely "0 + i", her conjugate is also coming along, or "0 - i", so we really have four roots, so
\(\begin{cases} x = 0+i &\implies x -i=0\\ x = 0-i &\implies x +i=0\\ x = \sqrt{2} &\implies x -\sqrt{2}=0\\ x = 3 &\implies x -3=0\\ \end{cases} \\\\[-0.35em] ~\dotfill\\\\ \stackrel{original~polynomial}{a ( x -i )( x +i )( x -\sqrt{2} )( x -3 ) = \stackrel{0}{y}}\hspace{5em}\stackrel{\textit{we are assuming that}}{a=1} \\\\\\ 1( x -i )( x +i )( x -\sqrt{2} )( x -3 ) = y\implies ( x -i )( x +i )( x -\sqrt{2} )( x -3 ) = y \\\\[-0.35em] ~\dotfill\)
\(\stackrel{ \textit{difference of squares} }{( x -i )( x +i )}\implies x^2 - i^2\implies x^2-(-1)\implies x^2+1 \\\\[-0.35em] ~\dotfill\\\\ (x^2+1)( x -\sqrt{2} )( x -3 )\implies (x^2+1)(x^2-3x-x\sqrt{2}+3\sqrt{2}) \\\\\\ (x^2+1)[x^2-x(3+\sqrt{2})+3\sqrt{2}] \\\\\\ x^4-x^3(3+\sqrt{2})+3x^2\sqrt{2}+x^2-x(3+\sqrt{2})+3\sqrt{2} \\\\\\ \boxed{x^4-x^3(3+\sqrt{2})+x^2(3\sqrt{2}+1)-x(3+\sqrt{2})+3\sqrt{2}~~ = ~~y}\)
In the figure below, find the exact value of x. (Do not approximate your answer.)
Triangle ADC also has a right angle at D, making it a right-angled triangle.
The exact value of x be 2.25.
What is meant by "Pythagoras Theorem"?The hypotenuse's square is equal to the sum of its two other side squares of a right-angled triangle, according to the Pythagoras theorem.
Triangle ADB exists even a right-angled triangle with right-angle at D.
Therefore, Base of Triangle ADB = BD = 4,
Height of Triangle ADB = AD = 3,
Hypotenuse of Triangle ADB = AB
Using the Pythagoras Theorem, we get,
\($\left[(A D)^2+(B D)^2\right]=(A B)^2$\)
substitute the values in the above equation, we get
or,\($(A B)^2=\left[(3)^2+(4)^2\right]$\)
simplifying the equation, we get
or, \($(A B)^2=[9+16]$\)
or, \($(A B)^2=25$\)
or, \($\sqrt{(A B)^2}=\sqrt{25}$\)
or, AB = 25
Triangle ADC is also a right-angled triangle with right-angle at D.
Therefore, Base of Triangle ADC = DC = x
Height of Triangle ADC = AD = 3,
And, Hypotenuse of Triangle ADC = AC
Using the Pythagoras Theorem, we get,
\(& {\left[(D C)^2+(A D)^2\right]=(A C)^2} \\\)
simplifying the equation, we get
\(& \text { or },(A C)^2=\left[(3)^2+(x)^2\right] \\\)
\(& \text { or },(A C)^2=\left[9+x^2\right]\)
Triangle ABC is also a right-angled triangle with right-angle at A. Therefore, Base of Triangle ABC = AC,
Height of Triangle ABC = AB = 5,
And, Hypotenuse of Triangle ABC = BC = (4 + x)
Using the Pythagoras Theorem, we get,
\(& {\left[(A C)^2+(A B)^2\right]=(B C)^2} \\\)
\(& \text { or, }(B C)^2=\left[(A C)^2+(A B)^2\right] \\\)
substitute the values in the above equation, we get
\(& \text { or, }(4+x)^2=\left[\left(9+x^2\right)+(5)^2\right] \\\)
simplifying the equation, we get
\(& \text { or, }\left[4^2+(2 \times 4 \times x)+x^2\right]=\left[9+x^2+25\right] \\\)
\(& \text { or, }\left[16+8 x+x^2\right]=\left[(9+25)+x^2\right] \\\)
\(& \text { or, }\left[16+8 x+x^2\right]=\left[34+x^2\right] \\\)
\(& \text { or, }\left[16+8 x+x^2\right]-\left[34+x^2\right]=0 \\\)
\(& \text { or, },(16-34)+8 x+\left(x^2-x^2\right)=0 \\\)
8x - 18 = 0
8x = 18
\(& \text { or, } x=\frac{18}{8} \\\)
\(& \text { or, } x=\frac{9 \times 2}{4 \times 2} \\\)
\(& \text { or, } x=\frac{9}{4} \\\)
Therefore, the value of x be 2.25.
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A landscaping company charges $48 per cubic yard of mulch plus a delivery charge of $28. Find a linear function which computes the total cost C (in dollars) to deliver x cubic yards of mulch.
The linear function for the total cost C is:
\(\text{C} = 28 + 48\text{x}\)What is a function?A function is an expression, rule, or law that defines a relationship between one variable.
Example:
\(f(\text{x}) = 2\text{x} + 1\)
\(f(1) = 2 + 1 = 3\)
\(f(2) = 2 \times 2 + 1 = 4 + 1 = 5\)
The outputs of the functions are 3 and 5
The inputs of the function are 1 and 2.
We have,
Charge per cubic yard = $48Delivery charge = $28The total cost for x cubic yards.
\(\bold{C = 28 + 48x}\)
Thus, the function is C = 28 + 48x.
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Jackson builds legos at a rate of 3 projects per hour. Write a function that represents the relationship between the amount of Legos built, b, and the number of hours he works, h.
Answer:b=3h
Step-by-step explanation: