The radius of a sphere is 3 inches. Which represents the volume of the sphere?

12A cubic inches

367 cubic inches

640 cubic inches

O 817 cubic inches

the answer is B 36

this is the formula for a volume of a sphere

4 / 3*π*r^3 so plug in the radius

4/3*3.14*3^3=

4/3=1.33333333

1.333*3.14=4.186666562‬

4.186666562‬*3^3=113

the volume of the sphere is 113