Math, asked by shashank9922, 1 year ago

please solve this question

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Answered by Jessu9259

1

Answer:

the CSA of a hemisphere =2x π x r^2

=2 x 22/7 x 28 x28

= 4,928 cm^2

Now, the CSA of 750 hemisphere = 750 x 4,928

= 3696000cm^2

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