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CBSE Class 9 Answered

Find the volume of cone whose slant height is 14 cm and C.S.A is 308 sq.cm.
Asked by | 30 Jan, 2012, 09:00: PM
Expert Answer
CSA = 308 sq cm = pi x r x l Slant height, l = 14 cm So, r = 7 cm Height^ 2 = (14)^2 - (7)^2 = 147 So, height = 12.12 Volume = 1/3 x pi x r x r x h Substitute the values of r and h to get the volume of cone.
Answered by | 30 Jan, 2012, 10:51: PM
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