The volume of a cylinder is 144pi in. cubed and the height of the cylinder is 1 in. What is the radius of the cylinder?

Question

Matilda Casey

Mathematics

26 January, 21:35

The volume of a cylinder is 144pi in. cubed and the height of the cylinder is 1 in. What is the radius of the cylinder?

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Chewie · Answer 1

Answer: 12 inches

Step-by-step explanation: First divide by the height (1). 144pi/1=144pi. Next divide by pi. 144pi/pi=144. Finally find the square root of 144 since the formula for area of a circle is pi*r^2. The square root of 144 is 12, so the radius is 12 inches.