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.

9
in
9 in
8
in
8 in
4
in
4 in
4
in
4 in
2
in
2 in
12
in
12 in
How much space does Lacey's mom cover in frosting?