Math, asked by zanee811, 11 months ago

plz do part a and b

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Answered by anusha163

0

Answer:

a) TSA=CSA of cylinder+Area of base

=2πrh+πr^2

=2*22/7*21*30

=3960/7

=565.71cm^2

b)TSA of cylinder=2πr(r+h)

=2*22/7*21(21+30)

=132/7*51

=961.71 cm^2

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