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The radius of the base and height of a cone are 5 cm and 12 cm then its slant height A) 17 cm B) 7 cm C) 13 cm D) 6 cm |
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Answer» Correct option is (C) 13 cm Slant height of cone is \(l=\sqrt{r^2+h^2}\) \(=\sqrt{5^2+12^2}=\sqrt{25+144}\) \(=\sqrt{169}\) = 13 cm Correct option is C) 13 cm |
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