Question

what is the formula of curved surface area of the frustum?​

Answer 1

Answer:

$\pil{r1 + r2)$

Step-by-step explanation:

here is the formula

Answer 2

To Find the Curved Surface Area of a frustum of a cone we have to apply the formula - pi ( r1+r2). l. Here r1 and r 2 are the radius of the lower and upper circle while l stands for the slanted height of the frustum.....

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