pls solve this question
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OPTION ( 2) is correct i think so
akampan1:
hey can u plz explain how
yes sure.
see when sphere is cut into two halves it becomes a hemisphere
and c.s.a of hemisphere is 2 pi.r^2 and tsa is 3 . pi. r^2
so the ratio os 2:3
hope u understood
thnks
welcome bro☺
and how to see that
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