Question

What effect does cutting the radius of a cone in half have on the cone's volume?

Answer 1

Volume of the cone:V = 1/3 r² π hIf we double the radius:V 1 = 1/3 ( 2 r )² π h = 4 · 1/3 r² π hV 1 = 4 VAnswer: the volume becomes 4 times larger.