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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?
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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?

User Ginden
by
7.5k points

1 Answer

4 votes

Answer:

954 in²

Surface-Area-Cube:

  • 2(LW + HW + HL)
  • 2(24*15 + 3*15 + 3*24)
  • 2(360 + 45 + 72)
  • 2(477)
  • 954 in²
User Frank Legler
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8.1k points
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