Question

Asked by  | 1st Jul, 2008, 09:09: PM

Expert Answer:

let angles are  = a-d , a , a+d

a-d + a + a+d = 180

3a = 180

a = 60

5(a-d) = a+d

5(60-d) = 60+d

300 - 5d = 60 + d

d = 40

angles are 20, 60, 100

in radian they are = .35, 1.05, 1.74

Answered by  | 2nd Jul, 2008, 01:44: AM

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