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Using consecutive angles to find the missing measure of an angle

👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be ...
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Determine the missing value using the sum of interior angles of a polygon Ex 3

👉 Learn how to solve for an unknown variable in the interior angle of a polygon. A polygon is a plane shape bounded by a finite chain of straight lines. The interior angle of a polygon is the angle ...