The curved surface area of a cone with radius 7 cm and slant height 10 cm is \(\left(\pi = \frac{22}{7}\right)\)

A. 440 cm²

B. 220 cm²

C. 154 cm²

D. 110 cm²

Doubtly AI Asked 24 Oct 2026 AI-verified · Oct 2026 ssc 10th Save WhatsApp Report

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Answer: B. 220 cm²

\(\pi r l = \frac{22}{7} \times 7 \times 10 = 220\) cm².

Doubtly AI · 24 Oct 2026 AI-verified · Oct 2026 Report

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