Question

Mr. Sugar baked a sheet cake in the shape of a rectangular prism. The cake was 24 in. by 15 in. by 3 in. high. He spread icing on all four sides and the top. How many square inches of icing did he use?

Answer 1

954 in²

Surface-Area-Cube:

• 2(LW + HW + HL)

• 2(24*15 + 3*15 + 3*24)

• 2(360 + 45 + 72)

• 2(477)

• 954 in²