Question

Lacey's mom makes her a birthday cake in the shape of an "L" . Lacey loves frosting, so her mom covers the entire outside of the cake in frosting, even the bottom of the cake.

How much space does Lacey's mom cover in frosting?

Answer 1

analyze problem

find surface area

so, its

10*30*3+12*10*4+10*5*2=1480