volumes of solids: the sphere, cylinder, and cone shown here all have the same radius r and the same volume v.
A) use the volume formulas given on the inside front cover of this book, to show that,
4/3?r^{_{3 = ?r}2} h₁ and 4/3?r³ = 1/3?r² h₂

and solve these equations for h1 and h2