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CBSE Class 9 Answered

A joker's cap is in the form of a right circular cone of base with radius 7 cm and height 24 cm. Find the area of the sheet required to make 10 such caps.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer

Radius = 7 cm, height = 24 cm

Slant height l =

Area of the sheet required for the cap = rl

Sheet required for 10 such caps = 550 10 = 5500 cm2.

Answered by | 04 Jun, 2014, 03:23: PM

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