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The ends of the roof of a workshop are segment of a circle of radius 10m. The roof is 20m long . The angle of...

The ends of the roof of a workshop are segment of a circle of radius 10m. The roof is 20m long . The angle of the centre is 120⁰ as shown in the figure below

(a) Calculate:
(i) The area of one end of the roof.
(ii) The area of the curve surface of the roof.
(b) What would be cost to the nearest shilling of covering the two ends and the curved surface with galvanized iron sheet costing sh.80 per square meter.

Answers

sharon kalunda answered the question on August 9, 2019 at 14:59

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