Math, asked by adwaithkrishna2644, 1 year ago

the dome of a building is in the form of a hemisphere its diameter is 126cm find the cost of painting it at the rate of rupees 20 per cm square

Answers

Answered by yamini0906

0

Given,

d=126cm

then, r=63cm

CSA=2πr*r

=2*22/7*63*63

=24948 sq.cms

cost of painting=24948*20

=498960$

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