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CBSE Class 9 Answered

kindly make me understand this question
Asked by | 30 Dec, 2008, 02:24: PM
answered-by-expert Expert Answer

Diameter of the two cones are equal. Hence their radius is also equal.

that is r1 = r2

Slant heights are in the ratio 5:4

hence, l1 : l2 = 5:4

Ratio of their curved surface areas =

 

Answered by | 31 Dec, 2008, 10:47: AM

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