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What is the surface area of the cube. A. 409 cm² B. 2400 cm² C. 2004 cm² D. 40 cm²​

What is the surface area of the cube. A. 409 cm² B. 2400 cm² C. 2004 cm² D. 40 cm²​
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9 votes
What is the surface area of the cube.

A. 409 cm²
B. 2400 cm²
C. 2004 cm²
D. 40 cm²​

What is the surface area of the cube. A. 409 cm² B. 2400 cm² C. 2004 cm² D. 40 cm-example-1
User Sergey Tsibel
by
7.8k points

1 Answer

6 votes
  • Side=a=20cm

Surface area

  • 6a^2
  • 6(20)^2
  • 400(6)
  • 2400cm^2
User Iaacp
by
8.2k points
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