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Can someone help me with this? thank you!

Can someone help me with this? thank you!-example-1

1 Answer

4 votes

Answer:

242 sq. cm.

Explanation:

Surface Area

  • 2(LH + BH + LB)
  • 2(10 × 3 + 7 × 3 + 10 × 7)
  • 2(30 + 21 + 70)
  • 2(121)
  • 242 sq. cm.
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