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The radius and slant height of a cone are 8 cm and 17 cm respectively. Then its height is A) 15 cm B) 12 cm C) 9 cm D) 16 cm |
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Answer» Correct option is (A) 15 cm \(h=\sqrt{l^2-r^2}=\sqrt{17^2-8^2}=\sqrt{289-64}\) \(=\sqrt{225}\) = 15 cm Correct option is A) 15 cm |
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