Q. A cuboid has length 20 cm, breadth 15 cm and height 10 cm. Its total surface area is:

  • (A) 1300 cm²
  • (B) 1400 cm²
  • (C) 1500 cm²
  • (D) 1600 cm²
✅ Correct Answer: (A) 1300 cm²
Explanation: TSA = 2(lb + bh + hl) = 2(300 + 150 + 200) = 1300 cm².

Published by Mahesh Chandra ⭐ 7.32K Points at 15-Jul-2026 08:13 pm in Math

Explanation by: Mahesh Chandra
TSA = 2(lb + bh + hl) = 2(300 + 150 + 200) = 1300 cm².

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