Math, asked by sumit230, 1 year ago

the radius and height of two right cercular cylinder are in the ratio 3:4 find ratio of their curve surface area

Answers

Answered by Anonymous

0

here
let the radius be 3x and 4x
And height be 3h and 4h
Therefore the C. S. A of cylinder =2pirh
Therefore 2pi3x3h / 2pi4x4h = 3*3/4*4=
=9:16

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