Volume of Prisms Answers

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3

What can be concluded about the cylinder’s volume when the height is halved?

A
The volume is of the original.
Option A
B
The volume is of the original.
Option B
C
The volume is of the original.
Option C
D
The volume is twice the original.
Option D
4

What can be concluded about the cylinder’s volume when the radius is halved?

A
The volume is of the original.
Option A
B
The volume is of the original.
Option B
C
The volume is of the original.
Option C
D
The volume is twice the original.
Option D
5

Which could you do to increase the volume? Check all that apply.

A
Double the height.
B
Double the radius.
C
Double the height but half the radius.
D
Double the radius but half the height.
E
Make the radius and height both 6 cm.
6

Which cylinder has the greatest volume?

A
a cylinder with a height of 9 cm and a radius of 9 cm
B
a cylinder with a height of 12 cm and a radius of 6 cm
C
a cylinder with a height of 6 cm and a radius of 12 cm
D
a cylinder with a height of 15 cm and a radius of 3 cm
7

Does doubling the height of a cylinder have the same effect on the volume of a cylinder as doubling the radius? Explain.

Answer:

No, doubling the height and doubling the radius do not have the same effect on the volume of a cylinder. Doubling the height doubles the volume because the height factor is linear in the formula (V = πr²h). However, doubling the radius quadruples the volume because the radius is squared in the formula (V = π(2r)²h = 4πr²h).

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Volume of Prisms Answers — FL-1205040-MJ Grade 7…