SOLUTION: A polygon has two of its interior angles to be 120 each and others are 150 each. calculate the number of sides of the polygon

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Question 1128629: A polygon has two of its interior angles to be 120 each and others are 150 each. calculate the number of sides of the polygon
Answer by ikleyn(52803)   (Show Source): You can put this solution on YOUR website!
.
2*120 + 150*(n-2) = 180*(n-2)


240 = 180*(n-2) - 150*(n-2)


240 = 30*(n-2)   ====>  n-2 =  = 8   ====>  n = 8+2 = 10.   Answer.

Solved.


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