answer this question umachandra
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Sorry loading error so I am typing it
Surface area of cylinder = 2 pie Rh
Surface area of on hemisphere = 2 pie r^2
TSA = 2pie Rh + 2(2 pie r^2)
= 2pie Rh + 4 pie r^2
= 2 pie r ( h + 2r)
= 2x 22/7 x 3.5(20+2x 3.5)
=22(20+7)
= 594cm square
I hope u understood
sharmashobha474:
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