Math, asked by pubali1, 1 year ago

pls solve this question

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Answered by Zaysaa

4

OPTION ( 2) is correct i think so

akampan1: hey can u plz explain how

Zaysaa: yes sure.

Zaysaa: see when sphere is cut into two halves it becomes a hemisphere

Zaysaa: and c.s.a of hemisphere is 2 pi.r^2 and tsa is 3 . pi. r^2

Zaysaa: so the ratio os 2:3

Zaysaa: hope u understood

akampan1: thnks

Zaysaa: welcome bro☺

akampan1: and how to see that

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