Math, asked by khaaga05, 11 months ago

Two cones have their base radii in ratio of 3: 1 and the ratio of their slant heights as 1: 3.
Find the ratio of their surface areas.

Answers

Answered by prannaykamal9

1

Answer:

ratio= π (3r) ( l+3r ) : π r ( 3l+r )

r (3l + 9r ) : r (3l + r )

3l + 9r : 3l + r

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