Math, asked by Yash190403, 1 year ago

Answer it fast please do it fast

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Answers

Answered by vaishnavi3237

1

hope you got it. ....

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Answered by Nitin2112

0

Answer:

Step-by-step explanation:

l=4

Given:2phiR=18,2phir=6

Therefore, R=63/22,r=21/22

Therefore, CSA of frustum=phi(R+r)l

=22/7x(63+21/22)x4

=48cm^2

Hope it’s right <3

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