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Sajitha K
Answers (1)
Volume of cone = 3 2 Volume of hemisphere 3 1 πr 2 h= 3 2 ( 3 2 πr 3 ) ; r =Common radius h = Cone height h= 3 4 r= 3 4 (21)=28cm Slant height, l= r 2 +h 2 = 21 2 +28 2 =35cm Total surface area = CSA cone +CSA
