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icang [17]
2 years ago
5

Work bout the height of this pyramid?

Mathematics
2 answers:
Lady bird [3.3K]2 years ago
8 0
The height is going to be 20cm
Olenka [21]2 years ago
4 0

Answer:

20 cm.

Step-by-step explanation:

In order to find the height, we need the volume and the base area first. We are already given the volume so we need to find the base area.

A = 18 · 5 = 90

Now that we know the base area is 90 cm², we can substitute the information into the equation to solve for the height.

V = 1/3(A)(h)

600 = 1/3(90)(h) (Given)

600 = 30h (Simplified)

20 = h (Divided 30 on both sides)

Therefore, the height is 20 cm.

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Answer: Parallel: y=-2/7x-2 1/7 Perpendicular: y=7/2x+13

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Subtract 2x from both sides.

7y=-2x+14

Divide both sides by 7 to isolate y.

y=-2/7x+2

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Plug in x and y with same slope as the original.

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Perpendicular:

Plug in x and y with the negative inverse of the original slope.

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Solve for b.

-1=-28/2+b

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Jack had three times as many magic beans as his mother. after he gave her 23 beans, he still has 20 more than she had. how many
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