alleryA cone has a base circumference of 44 cm and slant height 10 cm. What is its curved surface area?
A110 cm²
B220 cm²
C440 cm²
D154 cm²
Answer & Solution
Correct answer: B. 220 cm²
Curved surface area is half the base circumference times slant height: 1/2 × 44 × 10 = 220 cm².
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