the diameter and height ofa solid cylinders are equal .find the ratio between their CSA & TSA
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CSA of cylinder:2πrh
TSA of cylinder:2πr(r+h)
CSA:TSA=2πrh:2πr(r+h)
When we cancel 2πr on both the sides
remember height=diameter
therefore h=2r
2r:r+2r
2r:3r
Cancel r on both the sides
the final answer is 2:3
TSA of cylinder:2πr(r+h)
CSA:TSA=2πrh:2πr(r+h)
When we cancel 2πr on both the sides
remember height=diameter
therefore h=2r
2r:r+2r
2r:3r
Cancel r on both the sides
the final answer is 2:3
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