Question

all the formulae of surface area and volume of class 9th​

Answer 1

cuboid..

volume lbh

TSA 2(lb+bh+hl)

CSA 2h(l+b)

diagnol of cuboid √lsq+bsq.+hsq.

cube..

Volume a cube

LSA 4a*a

TSA 6a*a

diagnol of cube a√3

cylinder..

volume πrsq.h

CSA 2πrh

TSA 2πr(r+h)

Answer 2

see the attachment.....

Hope it's useful........

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