What is the total surface area of a cuboid measuring 12 cm × 8 cm × 5 cm?

A. 196 cm²

B. 392 cm²

C. 384 cm²

D. 480 cm²

Doubtly AI Asked 27 Oct 2026 AI-generated · not yet verified ssc cgl Save WhatsApp Report

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Answer: B. 392 cm²

Answer: (B) 392 cm²

TSA = 2(lb + bh + hl) = 2(96 + 40 + 60) = 2 × 196 = 392 cm².

Trap: 480 is the volume.

Doubtly AI · 27 Oct 2026 AI-generated · not yet verified Report

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