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In a cone, the ratio of radius to slant height is 7 : 13. Its curved surface area is 1144cm². Find the radius..please answer step by step^_^ |
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Answer» Answer: Curved surface area CSA=286 cm2 But CSA=πrl ∴286 = 22/7 × 7x × 13x or X2 = 286/22×13 = 1 or x = 1 ∴ r=7 cm ∴ Diameter d=14 cm Step-by-step explanation: pls mark as thank ND brainliest |
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