10-10-2016
Mathematics

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How many degrees are there in each exterior of an equilateral triangle?

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10-10-2016

120 degrees. Each interior angle of an equilateral triangle is 60 degrees, so each exterior angle is 180 - 60 = 120 degrees It can also be worked out by the formula Exterior angle of a polygon = 360/no. of sides of the polygon = 360/3 = 120

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