SOLUTION: a pentagon of 5 sides has three angles which are each 140 degrees,the other two interior angles are equal.calculate the size of one of these angles

Question 884838: a pentagon of 5 sides has three angles which are each 140 degrees,the other two interior angles are equal.calculate the size of one of these angles
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
a pentagon of 5 sides has three angles which are each 140 degrees,the other two interior angles are equal.calculate the size of one of these angles
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a pentagon of 5 sides - all pentagons have 5 sides
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The sum of the internal angles = (n-2)*180 degs
n = 5

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