Find the curved surface area of a right circular cone of height 16 cm and base radius 12 Cm
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CSA= πrl
height of cone=16cm
base radius= 12cm
l(slant height)= ?
CSA of right circular cone =
22/7× 12×√16^2+12^2
=22/7 × 12×√256+144
=22/7×12×√400
=22/7×12 × 20
= 5280/7
=754.2cm^2
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