## The volume of a sphere is 36π cubic feet. What is the radius of the sphere? (V = 4 3 πr3)

Question

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## Answers ( No )

radius = 3 feet

rearrange the formula making r the subject

πr³ = V ( multiply both sides by 3 to eliminate fraction )

4πr³ = 3V ( divide both sides by 4π )

r³ = = ( 3 × 36π ) / 4π = 3 × 9 = 27

take the cube root of both sides

r = = 3