10. The curved surface area of a cone is 308 cm2 and its slant height is 14 cm. The radius of its baseis
(a) 8 cm (b) 7 cm (c) 9 cm (d) 12 cm
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Answer:
The answer is (b)7cm
Step-by-step explanation:
pi r l = CSA of cone
22/7 × r × 14 = 308
r = 7cm
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