+1 vote
in Class 10 by kratos

If the ***** height of the frustum of a cone is 10 cm and the perimeters of its circular base are 18cm and 28cm respectively. What is the curved surface area of the frustum?

1 Answer

+6 votes
by kratos
 
Best answer

Let r and ,R be the radii of the two circular ends of the frustum of the cone

Now, curved surface area of the frustum

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