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Prove the Polygon Interior-Angle Sum

A polygon has n sides. An interior angle of the polygon and an adjacent exterior angle form a straight angle. What is the
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2. asked by John Fall
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A regular polygon has an interior angle that measures 90°. Which of the following statements is used to prove that the polygon
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2. asked by Anonymous
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If the ratio of the interior angle to the exterior angle is 5:1 for a regular polygon, finda. the size of each exterior angle b.
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2. asked by jodi
3. 2,823 views
The measure of an interior angle of a regular polygon is 135 degrees. Find the number of sides in the polygon. This is what I
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2. asked by Emily
3. 4,616 views
In a convex polygon measurement of interior angles in an A.P where the smallest interior angle is 60 and the largest interior
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2. 89 views
In a regular polygon, the size of an interior angle interior angle is 20° more than thrice times the size of its exterior
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2. 101 views
The sum of the interior angle measures in a regular polygon is 1800°. What is the measure of one of the interior angles of the
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2. asked by L
3. 193 views
One interior angle of a polygon is equal to 80° and each of the interior angles are 128°.Find the number of sides of the
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2. 118 views
PolygonThe sum of interior angles of a regular polygon is 1080°. Calculate the size of each interior angle
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2. 93 views
The interior angles of a regular polygon are all equal. What is the measure of each interior angle of an n-sided polygon?Thank
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2. asked by Cassie
3. 740 views