Question

Find the ratio of the curved surface area of 2 cones if their diameter of the bases are equal and slant heights are in the ratio 4:3.

Answer 1

Answer:

Radius of both the cones =r

Let :-

L1 =4l L2=3l

CSA1 /CSA2= 22/7 ×r ×4l ÷22/7 ×r ×3l

=4l ÷3l

=4/3

=4:3

Answer 2

Answer:

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