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CBSE Class 10 Answered

A circus tent has cylindrical shape surmounted by a conical roof. The radius of the cylindrical part and conical part is 20 m. The heights of cylindrical and conical portions are 4.2 m and 2.1 m respectively. Find the surface ares of the tent.
Asked by ayushsagar | 17 Mar, 2011, 11:40: PM
answered-by-expert Expert Answer
Dear student
The required surface area is given by 2pirh+pirl
here r = 20 m h =4.2 m and l =sqrt(20^2+2.1^2)
Substitute these values and find the answer.
Also pla check the dimensions since 20 m radius and height 4.2 and 2.1 looks unrealistic
Answered by | 19 Mar, 2011, 03:41: PM

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