Question

Here is a cylinder with hight 4 units and diameter 10 units​

what is the volume of the cylinder's base?

what is the volume of this cylinder's?

Answer 1

Explanation:

Diameter = 10 units then radius, r = 5 inches

Cylinder's base AREA = pi r^2 = pi (5)^2 = 25 pi = 78.54 units^2

Base area * height = volume = 25 pi * 4 = 100 pi =314.2 units^3