If, the radius of a Hemi sphere=r
Then,
VOLUME OF THE HEMI SPHERE=(2/3)πr3
Ex;-
If,radius of a sphere=r=21cm
VOLUME OF OF SPHERE=(2/3)πr3
=(2/3)x(22/7)x21x21X21
=2x22x2x14X21X21
=543312cm3
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