Find the volume of the pyramid.

Find The Volume Of The Pyramid.

Answers

Answer 1

Answer:

360 yd^3

Step-by-step explanation:

volume of hexagonal pyramid = √3/2 * s^2 * h

s = side

here side is not given. but base area is given

area of hexagon = 3√3/2 a^2

45 = 3√3/2 s^2

s^2 = 30√3 yd^2

volume = √3/2 * 30√3 *8

= 30 * 3 * 4= 360 yd^3


Related Questions

what is the slope of (-4, 3) and (-4,0)

Answers

Answer:

[tex]\huge\boxed{\sf{Und.efined}}[/tex]

Step-by-step explanation:

Hello.

There are 2 ways to solve this problem.

One of them is to use the slope formula.

The other one is to simply look at the x-coordinates and see that they are the same.

This means the slope is undefined.

I hope it helps.

Have a great day.

[tex]\boxed{imperturbability}[/tex]

Answer:

infinite

Step-by-step explanation:

[tex]\mathsf{slope=\dfrac{change \ in \ y}{change \ in \ x}}[/tex]

[tex]\implies \mathsf{slope=\dfrac{0-3}{-4--4}=-\dfrac30}[/tex]

Therefore the slope is infinite

what is the difference 4 1/3-(-2/3)​

Answers

Answer:

5

Step-by-step explanation:

remember, when you have a double negative, you can instead add so:

4 1/3-(-2/3) is the same as

4 1/3 + 2/3 = 5


Give an example of a pair of negative numbers, x and y, such that
(a) the sum of x and y is -63,
(b) the difference between x and y is -36.

Answers

Answer:

x= -49.5

y= -13.5

Step-by-step explanation:

-x-y= -63

-x+y=-36

y=-13.5

x=-49.5

hope this helps!

729 = ?

Find the missing base, the exponent is 3

Answers

Answer:

9

Step-by-step explanation:

[tex]729 = 9^3[/tex]

Selena was finding the area of a circle with the radius of 7 units. Her work is shown below:


A = πr^2

= 3.14 * 7^2

= 3.14 * 14

= 43.96 units^2



What should Selena do to correct the error that she made?


F. Use 14 for the value of r .


G. Use 3.5 for the value of r .


H. Use 49 instead of 14 for 7^2


I. Use the formula 2πr




(Please show your work if possible!)


Tysm<33

Answers

Answer:

H

Step-by-step explanation:

So when finding the area you need to square the radius. In the problem she only multiplied it by two. so she needs to do 49×3.14.

Hope this helps!

5.138 + 2.624 = ? Thx

Answers

Answer:

5.138

2.624+= 7.762 is the answer

6 2

Solve the system of linear equations using substitution. Use pencil and paper. Which expression would be easier to substitute into the other equation, in order to solve this problem? Explain your reasoning.
x = 2y - 5
x + 2y = 4

Answers

Answer:

substitute for x(x, y) = (-1/2, 9/4)

Step-by-step explanation:

When solving a system of equations using substitution, you look for an equation that makes it simple to write an expression for one of the variables in terms of the other(s). Here, the first equation already gives you an expression for x, so it is easiest to substitute for x in the second equation:

  (2y -5) +2y = 4 . . . . . . (2y-5) substituted for x

  4y = 9 . . . . . . . . . . add 5 and simplify

  y = 9/4 . . . . . . . . divide by 4

  x = 2(9/4) -5 = 9/2 -10/2 = -1/2

The solution is (x, y) = (-1/2, 9/4).

A board game uses the deck of 20 cards
shown to the right. Two cards are selected at
random from this deck. Calculate the
probability that both cards selected have a
1, both with and without replacement.

Answers

Using the probability concept, it is found that they are given by:

0.0316 = 3.16%, without replacement.0.04 = 4%, with replacement.

What is a probability?

A probability is given by the number of desired outcomes divided by the number of total outcomes.

Without replacement, there are 4 out of 20, and then 3 out of 19 cards with a 1, hence:

[tex]p = \frac{4}{20} \times \frac{3}{19} = 0.0316[/tex]

0.0316 = 3.16% probability that both cards selected have a 1 without replacement.

With replacement, in each trial, 4 out of 20, hence:

[tex]p = \frac{4}{20} \times \frac{4}{20} = 0.04[/tex]

0.04 = 4% probability that both cards selected have a 1 with replacement.

More can be learned about probabilities at https://brainly.com/question/14398287

At a theme park, the waiting time for the roller coaster is usually 3 times as long as the waiting time for the bumper cars. The park's website says that visitors who go on both rides should expect to wait a total of 30 min. What is the usual waiting time for the bumper cars? Show your work.​

Answers

Using a system of equations, it is found that the usual waiting time for the bumper cars is of 7.5 min.

What is a system of equations?

A system of equations is when two or more variables are related, and equations are built to find the values of each variable.

In this problem, the variables are:

Variable x: Waiting time for roller coaster.Variable y: Waiting time for bumper cars.

The waiting time for the roller coaster is usually 3 times as long as the waiting time for the bumper cars, hence:

x = 3y

The park's website says that visitors who go on both rides should expect to wait a total of 30 min, hence:

x + y = 30

Since x = 3y:

3y + y = 30

4y = 30

y = 30/4

y = 7.5.

The usual waiting time for the bumper cars is of 7.5 min.

More can be learned about a system of equations at https://brainly.com/question/24342899

Please help me I will give a BRAINLY and a THANKS and a 5 STAR RATE

Answers

Answer:

15:32

Step-by-step explanation:

3/4 of an hour = 45 minutes.
1 3/5 hours = 8/5 of an hour = 96 minutes

So, the ratio can be written as 45:96, or simplified as 15:32

CB = 4, CA = 11 , and CE = 8 , what is the length of overline ET ?

Answers

Answer:

8

Step-by-step explanation:

because CE is 8 and the space is equal to ET

what is 2.0(2(5)+3+1)

Answers

Answer:

28

Step-by-step explanation:

2.0 (2(5)+3+1)

2.0 (10 +3 +1)

2.0 (14)

28

Urgent fastttttttttttttttttttttttttttt

Answers

Answer:

4

Step-by-step explanation:

4    0

             12 - 0 = 12

3    3

             12 - 0 = 12             12 + 12 - 16 = 8     8/2 = 4

0    4

              0 - 16 = -16

4    0

3 times x = 21 What is the value of x?

Answers

It sounds like this is the answer
3*x=21
Or 3x=21
Now divide by 3 on each side
X= 7

Answer:

21÷3= 7

ans check 7×3 = 21

answer =21

Please help me with a explanation

Answers

Answer:

Bobby is 8

Step-by-step explanation:

Bobby is 8 because 8*2=16. and 16+8=24

(3k-6)(k^2-k+7)

Need help on polynomial functions

Answers

The correct answer to this question is the polynomial function would be distributed

The transportation department has to put a railing along the outer curve of this road. The road is 20 feet wide. What is the length of the outer curve to the nearest foot? Use the value = 3. 14. A. 68 feet B. 74 feet C. 86 feet D. 92 feet E. 102 feet.

Answers

Answer:

A. 68 feet ( the length of the outer curve to the nearest foot

Option C is correct, the the length of the outer curve to the nearest foot is 86 feet.

The formula for length of arc to find the length of the outer curve.

Thus; Arc Length = radius ×angle

We are given;

Radius = 70 ft

Angle = 70° = 70 × π/180 radians

Thus;

Arc length = 70 × (70 × π/180)

Arc length = 86 ft

Therefore, the outer curve is 86 feet long. Option C is correct.

To learn more on Arc length click here:

https://brainly.com/question/29021920

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You roll a 6-sided die and toss a coin.
What is the probability of rolling a
number greater than 2 and then
getting tails?

Answers

Answer:

Answer: 1/3

Step-by-step explanation:

The probability of getting tails when tossing a coin is 1/2

The probability of rolling a number greater than 2 is 4 (3 4 5 6)

So 4/6 or 2/3 of the time is the probability of throwing the die and getting a number greater than 2.

The combined probability of getting both is 1/2 * 2/3 = 2/6 or 1/3

If one pan takes 12 cupcakes, how many batches will she have to bake for
105 cupcakes?

Answers

Answer: 9

Step-by-step explanation: 105/12=8.75

8 batches are not enough so she should do it one more time to finish

13,13,26,34,34,41,53,61

Answers

After 13 put a no. 75 this is the answer

Convert to a mixed number in simplest form 2/15 + 14/15 =

Answers

The answer is 1 and 1/15.

[tex][Hello,BrainlyUser][/tex]

Answer:

[tex]1\frac{1}{15}[/tex]

Step-by-step explanation:

To Convert to a mixed number..

First, Let's add both fraction.

[tex]\frac{2}{15} + \frac{14}{15}[/tex]

The two fractions have like denominators so you can add the numerators.

[tex]\frac{2+14}{15}=\frac{16}{15}[/tex]

The fraction

[tex]\frac{16}{15}[/tex]

is the same as

[tex]16[/tex] ÷ [tex]15[/tex]

Convert to a mixed number using

long division for 16 ÷ 15 = 1R1, so

[tex]\frac{16}{15}=1\frac{1}{15}[/tex]

Therefore,

[tex]\frac{2}{15}+\frac{14}{15}=1\frac{1}{15}[/tex]

Hence, your answer is 1 1/15

[tex][CloudBreeze][/tex]

Can somebody please help me with this question i attached the photo from khan academy.

Thank you!

Answers

Answer:

C = (12, 13)

Step-by-step explanation:

The centre of the rectangle is O.

Find the difference between the x and y-values of O and A:

[tex]O_x-A_x=\dfrac{21}{2}-9=\dfrac32[/tex]

[tex]O_y-A_y=\dfrac{19}{2}-6=\dfrac72[/tex]

Now add those difference to the coordinates of O to find C:

x value of C = [tex]O_x+\dfrac32=\dfrac{21}{2}+\dfrac32=\dfrac{24}{2}=12[/tex]

y value of C = [tex]O_y+\dfrac72=\dfrac{19}{2}+\dfrac72=\dfrac{26}{2}=13[/tex]

Therefore, the coordinates of C = (12, 13)

Answer:

Step-by-step explanation:

In rectangle the diagonals bisect each other. So,O is the midpoint of AC

[tex]Midpoint = \left(\dfrac{x_{1}+x_{2}}{2},\dfrac{y_{1}+y_{2}}{2} \right)\\\\\\x_{1}=9 \ and \ y_{1}=6\\\\\left(\dfrac{9+x_{2}}{2},\dfrac{6+y_{2}}{2} \right) = \left (\dfrac{21}{2},\dfrac{19}{2} \right)[/tex]

Compare the x- coordinates and y- coordinates

[tex]\dfrac{9+x_{2}}{2}=\dfrac{21}{2} \ ; \ \dfrac{6+y_{2}}{2}=\dfrac{19}{2}\\\\\\9+x_{2}=\dfrac{21}{2}*2 \ ; \ 6 +y_{2}=\dfrac{19}{2}*2[/tex]

9 + x₂ = 21         ;  6 +y₂ = 19

     x₂ = 21 -9     ;       y₂ = 19 - 6

     x₂ = 12         ;        y₂ = 13

C(12 ,13)

Please, What is y and x?

Answers

Answer:

Step-by-step explanation:

if it is linear ,then

[tex]slope=\frac{1-0}{\frac{\pi }{8}-0 } =\frac{8}{\pi } \\eq.~of~line~is\\y-0=\frac{8}{\pi } (x-0)\\y=\frac{8}{\pi } x[/tex]

Why does Frank describe people as ""crazy""? What problems does she observe?

Answers

Answer:

They watch anime in their room for 5 hours then come back later. Frank is a dad. The "people" is his daughter. IM KIDDING, but more info please i dont really understand

Step-by-step explanation:

because is true (ITS NOT)

In addition to the fact that she has never kept a diary before, Anne Frank finds it strange that someone like her would do so. She also believes that neither she nor anybody else would find interest in a diary kept by a thirteen-year-old schoolgirl.

What happened in Act 2 Scene 4 of The Diary of Anne Frank?

The residents are given five minutes to gather their belongings when the military break down the annex door. Nothing else may be taken by them. The scene comes to a close as Anne's voice commands Miep to keep her diary secure.

Frank discussed how people saw her in her final journal post, calling herself "a tangle of paradoxes." "As I've told you many times, I'm torn in two," she wrote. One half of myself is full of excitement, exuberance, flippancy, and, most importantly, the capacity to see the lighter side of things.

Thus, Anne Frank finds it strange that someone like her would do so.

For more information about happened in Act 2 Scene 4 of The Diary of Anne Frank, click here:

https://brainly.com/question/1941867

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Carl grew 2 1/4 inches in 8 1/2 months
How many inches did Carl grow in a month?

Answers

Answer:

8 1/2 divided by 2 1/4 = 3 7/9 inches


Jina worked 37 hours last month and earned 59 per hour. She spent $15 of her earnings since then. How much money does she have left?

Answers

Answer:

$6.83

Step-by-step explanation:

37 x 59 = 2183

Because it is dollars you need to divide it by 100:

$21.83 - 15 = 6.83

The price of a car that was bought for $20,000 and has depreciated 8% yearly. Which equation will help find the value of the car after a
certain period of time? What is the value of the car 5 years later?
O y = 20000(1 - 08) $ 13181.63
Oy=20000(1 +.08) ; $29386.56
Oy=20000(1 +.05) ; $29549.11
Oy=20000(1 - .05) ; $ 13268.41

Answers

Answer:

O [tex]\sf y = 20000(1 - 08) ^5[/tex]

O $13181.63

explanation:

[tex]\sf compound \ interest = P(1 + \dfrac{r}{100})^{n}[/tex]

insert the following given values

[tex]\sf \hookrightarrow 20000(1 - \frac{8}{100} )^5[/tex]

[tex]\sf \hookrightarrow 20000(1 - 0.08)^5[/tex]

[tex]\sf \hookrightarrow 13181.63[/tex]

square is shown below
6x - 5
What is the area of the square expressed as a trinomial in terms of ?
A 3602 +25
X
B. 3632 - 25
C. 3632 – 605 + 25
D 3602 – 603 – 25

Answers

Answer:

Step-by-step explanation:

(a -b)² = a² - 2ab + b²

Here, a = 6x & b = 5

Area of a square = side * side

                            = (6x - 5)*(6x - 5)

                            = (6x - 5)²

                            = (6x)² - 2*6x*5 + 5²

                             = 36x² - 60x + 25

Meyer is wrapping a birthday present for his dad. He fits the present inside a cardboard box with a volume of 125 in3. If the box is shaped like a perfect cube, how much wrapping paper will Meyer need to cover the box completely?

Answers

He will need 150 inch of wrapping paper to wrap the box


About 7/10 Of Greece’s mainland is Mountainous. About what percent of Greece’s mainland is not mountainous?

Answers

Answer:

30 percent

Step-by-step explanation:

7/10 is 70%

100%-70%=30%

Answer:

the answer is 30%

Step-by-step explanation:

I got the answer correct on the test

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