Find the volume of a pyramid with a square base, where the perimeter of the base is 15.4 and the height of the pyramid is 13.1. Round your answer to the nearest tenth of a cubic meter.

Answers

Answer 1
Answer: 69.3

Explanation: So if the height is 13.1, that means that the length is 2.3. And to find volume, you do length times width times height. So the width would be 2.3 because it is a even square if that makes since. Now 2.3 times 2.3 is 5.29. Now we multiply 5.29 by 13.1. The answer is 69.299. Now we round this to the nearest tenth, so the answer would be 69.3.
Answer 2

The requried volume of the pyramid is 64.9 cubic meters.

What is volume?

Volume is defined as the mass of the object per unit density while for geometry it is calculated as profile area multiplied by the length at which that profile is extruded.

The first step is to find the area of the square base. Since the perimeter of the base is 15.4, each side of the square has a length of:

15.4 / 4 = 3.85

Therefore, the area of the base is:

A = (3.85)² = 14.8225 square meters

The volume of a pyramid is given by the formula:

V = (1/3) * A * h

where A is the area of the base and h is the height of the pyramid. Substituting the values given in the problem, we get:

V = (1/3) * 14.8225 * 13.1

V = 64.91925 cubic meters

Rounding to the nearest tenth of a cubic meter, we get:

V ≈ 64.9 cubic meters

Therefore, the volume of the pyramid is approximately 64.9 cubic meters.

Learn more about Volume here:
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Related Questions

PLEASE HELP!!! I DON’T KNOW THISSS, DUE RLLY SOON

Jenny has only 3 1/2 cups of flour in her house. She needs 1 5/8 cups for a brownie recipe. Her sister Jody needs 1 3/4 cup flour for her cookie recipe. Will there be enough flour for both recipes?

Answers

Answer:

yes, Jenny has enough flour for both recipes

Step-by-step explanation:

First, find what Jody and Jenny need for both their recipes. For this, we need a common denominator, 8

1 5/8=13/8

3/4=6/8

13/8+6/8=19/8

Jody has 3 1/2 cups of flour, which is 7/2 cups or 28/8.

Now we need to make sure that 28/8 is greater than 19/8

28>9.... so she has enough flour!

--0.5x – 3 = 4 anybody know the awnser what does x =

Answers

x=-14 may i please get brainliest :)

Answer:

- 14

Step-by-step explanation:

Step 1:

- 0.5x - 3 = 4      Equation

Step 2:

- 0.5x = 7        Add 3 on both sides

Step 3:

x = 7 ÷ - 0.5      Divide

Answer:

x = - 14

Hope This Helps :)

What’s 3 over 4 plus 1 over 8

Answers

Answer:

7/8

Step-by-step explanation:

3/4+1/8

give common denominators

6/8+1/8

add like terms

7/8.

Answer:

3/4 +1/8=

6/8+1/8=7/8

Create a word problem using the math sentence below. Make sure you write in complete sentences. -25 + (-35)

Answers

Step-by-step explanation:

john put 25 dollars in a jar and his wife put 35 dollars in the savings jar as well so save for there trip coming up

Answer:

Sally borrowed twenty-five dollars from Alex to buy a movie at the store. Later, she borrowed another thirty-five dollars to buy ride tickets at the state fair. How much money does she owe Alex?

Step by-step explanation:

When you have an even number of negative numbers in an equation, the answer will always be positive. When there's an odd number of negative numbers, the answer will be negative. For a problem like this, you can ignore the negative signs and focus on the numbers. 25+35 is 60, so Sally owes Alex 60 dollars.

                  Hope this helps!

using your value of x from question #11, find the measure of angle h .none of this makes any sense to me at all so if y'all get it right amen will mark brainiest this is so hard ty so much​

Answers

Answer:

∠H = 58

Step-by-step explanation:

using the value of x = 20 from number 11

solve the angle H

∠H = 3x - 2

plugin the value of x=20 into the equation

∠H = 3(20) - 2

∠H = 58

H=58 sorry if it’s wrong but it would be right

2. Tand Rare vertical angles. m measure of an angle that is supplementary to

Answers

Answer:

Could you please give more information? If and when you do, I'll gladly update my answer. I check my daily notifications!

Step-by-step explanation:

giving brainliest ! :))

Answers

Answer:

I did this before ok  gh and jk  is 5

Step-by-step explanation:

Pete wants to make turkey sandwiches for two friends and himself he wants each sandwich to contain 3.5 ounces of Turkey how many ounces of Turkey does he need​

Answers

So, he wants to make a sandwich for two friends and himself (3 people)

Your equation would be 3x3.5=10.5

Your answer would be 10.5

Find the measure of the numbered angle

Answers

the answer is 94 can I get brain-list

I WILL PICK YOU BRAINLIEST PLS, help with this! no one has really answered any of my questions so if you could help me with this on that would be great

Answers

Answer:

A = 28 cm^2 (4+24)

B = 34 cm^2 (40-6)

C = 96 cm^2 (150-54)

D = 40 cm^2 (1/2(8*5) + 1/2(8+5))

Step-by-step explanation:

Answer:

Step-by-step explanation:

18. Simplify the following expression: 35+ (-13) + (+8) -(-6).
O A.50
O B. 24
O C.44
O D.36

Answers

The answer is D.36! I hope it helps

Answer:

36 D.

Step-by-step explanation:

+ - = -

+ + = +

- - = +

35 - 13 + 8 + 6

22 + 8 + 6

30 + 6

36

Name an irrational number ( in radical form) located between 11 and 12. Explain answer.​

Answers

Answer:

square root of 133

Step-by-step explanation

Pick a number between 11 and 12

Square the number (To the 2nd power)

Then add like 1 or something so the number is still between 11 and 12

Then use a calculator and do the square root of the number to check if it is still between 11 and 12

3 GIven that the expression p dollars for every q items describes a unit price, which statement must be true? O p=1 O p= q O q=1 O pq=1​

Answers

Answer:

p=1

Step-by-step explanation:

PLEASE help thank you ​

Answers

3) the answer should be 3

Please help me answer this question

Answers

Answer: X= 45°

Step-by-step explanation:

What other combinations of sides and angles do you think we can use to conclude that the triangles are congruent?

Answers

Ansi need this too

Step-by-step explanation:

VsgsscNw d dhdnBskele r. Eheu

Answers

Lzlsjxkskalsokxjxjsks :)!

still need help on this :/ i’ll just give extra points every time i post these..

Answers

Answer:

Y intercept would be (0, 2/3)

Step-by-step explanation:

Answer:

the y intercept is 2/3

Step-by-step explanation:

The equation is in slope intercept form y = mx+b where m is the slope and b is the y intercept

y = -9/7x + 2/3

The slope is -9/7 and the y intercept is 2/3

The number and frequency of a certain ocean's hurricanes annually from 1930 through 2005 is shown below. This means, for instance, that no hurricanes occurred during 4 of these years, only one hurricane occurred in 15 of these years, and so on. Complete parts a through c below. Number Frequency 0 4. 1 2 3 4 15 20 13 5 5 6 6 4 7 4 8 2 9 1 12 1
a. Find the probabilities of 0-12 hurricanes each season using these data. 7 8 9 12 4 2 1 1 Number 0 1 2 3 5 6 Frequency 4 15 20 13 5 6 4 Probability (Type integers or decimals rounded to three decimal places as needed.)

Answers

Answer:

Shown below.

Step-by-step explanation:

The table showing the umber and frequency of a certain ocean's hurricanes annually from 1930 through 2005 is:

   Number:     0     1      2     3      4    5     6     7    8     11     12      

Frequency:    5    16    20   14      3    5     4     4    2      1       1

The probability of an events, say E is the ratio of the number of favorable outcomes to the total number of outcomes.

[tex]P(E)=\frac{n(E)}{N}[/tex]

Compute the probabilities of 0 - 12 hurricanes each season as follows:

Number Frequency Probability

     0       5             0.07

     1              16                   0.21  

     2     20             0.27

     3      14             0.19

     4       3             0.04

     5       5             0.07

     6       4             0.05

     7       4             0.05

     8       2             0.03

    11       1                     0.01

    12         1              0.01

 Total     75             1.00

Emma wants to stain a circular deck that has a diameter of 12 m. The cost of the wood stain is $3.25
per square meter.
To the nearest dollar, how much will it cost Emma to stain the entire deck?
Use 3.14 for

Answers

Answer:

$1469

Step-by-step explanation:

diameter of deck = 12 m

diameter = 2*radius

thus

12 m = 2*radius

radius = 12m / 2 = 6 m

area of circle is given by [tex]\pi r^{2}[/tex]

where r is the radius

thus, area of given deck with radius = 12 m

[tex]\pi r^{2} = 3.14*12^{2} \\=> 3.14*144 = 452.16[/tex]

Thus, area of given deck is 452.16 meter square

given

The cost of the wood stain is $3.25 per square meter

cost of 1 meter square wood stain =  $3.25

since we have to find to stain the entire deck which has area 452.16 meter square , we multiply both side of equation by 452.16

cost of  452.16 meter square wood stain =  $3.25*452.16 = $1469.25

Thus,

it will cost $1469 to the nearest dollar for   Emma to stain the entire deck

HELP PLZ!!! IM RUNNING OUT OF TIME!!! 100PTS!!!

What is the slope of the line passing through the two given coordinates: f(0) = 3, and f(2)=11. Round your answer to the nearest integer.

Answers

Answer:

the slope is 2/11 pls give me brainliest cause I gave you the actual answer and didnt use u for points

Lin rode her bike 2 miles in 8 mins. She rode at constant speed. Complete the table to show the time it took travel different distances at this speed

Answers

Answer:

4, 1

Step-by-step explanation:

If you take 2, 8 and make it a ratio you get 2 : 8.

Then you turn 2 : 8 into 1 : 4. That is your answer for a mile.

For the other answer, you want to divide 2 by 8.

(Hope this helps) :)  

The Rams football lost 18 yards on 3 consecutive plays.The lost the same number of yards on each play.How many yards did they lose on the second play

Answers

Answer: The answer is 6!

Step-by-step explanation:

Sorry. If I’m late! & Explanation? I just took the test Nd scored an 100%

Answer:

The answer is -6!

Step-by-step explanation:

I promise you, I just took the USATestprep test and this is the answer. Good luck with the rest of the test!

Four friends paid
for entrance to a
boil for $8 each.
They shared 2
bloody mary's that
were $6 each.
The expression:
(4 x 8 + 2 x 6) = 4
gives each
friend's share of
the cost.

Answers

Answer:

what question?

Step-by-step explanation:

there s nota a questoin

Solve for x and y in the diagrams below.

Answers

1. x = 13, y = 11.5

2. x = 39, y = 123

Step-By-Step Explanation: For the first diagram, you can see that 10x - 42 = 6x + 10 by way of vertical angles. Vertical angles are two opposite angles created by the same two lines, meaning that they will ALWAYS be congruent. Solving for x, you get that 4x = 52, or that x = 13. There is another thing. Both of the diagrams have a total angle measurement of 360, since they both go all the way around. Knowing that, 6x + 10 + 8y must be equal to half of that, or 180. Solving for 88 + 8y = 180 (since you know the value of x), you know that 8y = 92, or x = 11.5.

For number two, the concept is very similar, but this time there's more angles. You can immediately see that there are 3 pairs of vertical angles. The value of the angle squishes between the x - 10 and the 3x + 6 is x - 11; again, vertical angles. The angle squished between 3x + 6 and x - 11 is x - 10 (vertical angles!). Last, you know that 3 x + 6 = y, since they are vertical angles. Combining 2(x-11) and 2(x-10) and 2(3x+6) [remember, y = 3x + 6!!], you get that 10 x = 390, and x = 39. Plug that in for the value of y, which is 3x + 6, giving you 123 degrees.

help me pleaseeeeeeee ​

Answers

Answer:

(0,4) and (-4,-2)

Step-by-step explanation:

Since the y-axis represents the distance above the ground, to find the intervals where the dron's distance above the ground is increasing, simply find the intervals where slope of the line is going upwards on the y-axis.

28. Simplity
a) 4x + 2x

Answers

The answer is 6x !!!!!!


90% off
original price!
The original price of a calculator is $40. What is the sale price?

Answers

Answer:

that answer is 4

Step-by-step explanation:

divide the percent  by 40 and you get 4

Answer:

it is 4 dollars off

Step-by-step explanation:

40/10=4 and since it's 90% off, we multiply 4 x 9.

4 x 9 = 36. 40 - 36 = 4.

A=4,b=-5,and c=-8 HELP PLEASEE

Answers

Answer:

-1

Step-by-step explanation:

[tex]a+b=[/tex]

Substitute a for 4 and b for -5.

[tex](4)+(-5)=[/tex]

Solve.

[tex](4)+(-5)=-1[/tex]

Solve the equation. If necessary, enter your answer as an reduced improper fraction.
h +9 = 16

Answers

Answer:

7

Step-by-step explanation:

It's seven because If you take 9 you just have to find the number that adds up to sixteen so in that case 6+9=16

Hey :)

h + 9 =16

Subtract 9 from both sides

h= 16−9

Subtract 9 from 16 to get 7

h=7

Hope this helps :)
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