Question

radii of the circular faces of a frustum of a cone are 14 cm and 8 cm. if slant height of the frustum is 10 cm then find the curved surface area of the frustum
$(\pi \: = \: 3.14)$

Answer 1

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Answer 2

csa of frustum =pie(R+r)×l
3.14×(14+8)×10
=690.8
csa of frustum=690.8