answer.........................................................

Asked by kirtichawla94 | 8th Nov, 2009, 09:17: PM

Expert Answer:

The total area of the flat circle = πR2

8 equally spaced ribs divide the circle in 8 equal areas = πR2/8, which is the same the area between two consecutive ribs.

Hence the required area = πR2/8 =(3.14)(45)2/8 = 794.8 cm2

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Answered by  | 8th Nov, 2009, 10:17: PM

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