Geometry PROBLEM/

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jayon
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Geometry PROBLEM/

Unread post by jayon » Mon Dec 12, 2016 1:10 pm

................help..................
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nahin munkar
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Re: Geometry PROBLEM/

Unread post by nahin munkar » Mon Dec 12, 2016 1:45 pm

Use the formula : $ \frac{(n-2)*180^0}{n} $ for measuring each angle of a regular $ n $-gon. Now, have a try. :)
Solution :
$ \angle A$ = $360^0$ - $(108^0 + 120^0)$= $132^0$ :idea:
# Mathematicians stand on each other's shoulders. ~ Carl Friedrich Gauss

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