The height of a right circular cone is 16cm and its base radius as 12cm . Find the CSA of the cone (Take π = 3.14)
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Answer:
OA=16cm,AB=l
l=162+122=256+144
l=20cm
curved surface Area,
C.S.A=πrl=3.14×12×20=753.6cm2
Total surface Area,
T.S.A=πr(r+l)=3.14×12[12+20]=1205.76c give 5 strar please
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