Question

Right circular cone having radius 5cm and height 12 centimetre is given. The curved surface area of the cone is ​

Answer 1

Answer:

Radius = 5 cm

Height = 12 cm

Slant Height = √ 5² + 12²

= √ 25 + 144

= √ 169

= 13 cm

CSA = πrl

=22/7 * 5 * 13

= 204.286 cm²

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