The radius and slant height of a cone are In the ratio of 4 : 7. If its curved surface area is 792 cm2, find its radius. (Use it ? = 22/7).

Text SolutionText solution

Curved surface area=

Let the radius

Height

Now, CSA=792

∴ Radius =

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Question Text

The radius and slant height of a cone are In the ratio of 4 : 7. If its curved surface area is 792 cm2, find its radius. (Use it ? = 22/7).

Updated On Dec 28, 2022
Topic Surface Areas and Volumes
Subject Mathematics
Class Class 9
Answer Type Text solution:1 Video solution: 4
Upvotes 529
Avg. Video Duration 4 min

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