Question

Find the curved surface area of a cone of radius 5cm and slant height 35cm. (Take pi as 22/7)

Answer 1

We know the formula of CSA for vone

CSA=pi r^2+pi r l

=(pi)(r)(r+l)

=(pi)(5)(40)

=(22/7)(200)

=4400/7

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Answer 2

Answer:

see the attachment

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