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A cone of slant height 25cm has a curved surface area of 550cmsquare find it's height |
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Answer» l = 25 cm curved surface area = 550 PIE × r × l = 550 22/7 × r × 25 = 550 550 r = 550 ×7 r = 3850 ÷ 550 r = 7 cm To find it's height l square = r square + h square 25 × 25 = 7 × 7 + h square 625 = 49 + h square 625 - 49 = h square 576 root = h 24 cm = h Therefore, height is 24 cm Step-by-step explanation: PLEASE mark me as brainlists. |
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