Interior and Exterior Angles of Polygons

Front

What is the sum of the measures of the exterior angles of any polygon?

Back

360 degrees.

Front

How do you calculate the measure of each exterior angle of a regular polygon?

Back

Divide 360 degrees by the number of sides (n) of the polygon.

Front

What is the formula to find the sum of the interior angles of a polygon?

Back

(n - 2) × 180 degrees, where n is the number of sides.

Front

How do you calculate the measure of each interior angle of a regular polygon?

Back

Use the formula: [(n - 2) × 180] / n.

Front

What is the measure of each interior angle of a regular hexagon?

Back

120 degrees.

Front

What is the measure of each interior angle of a regular octagon?

Back

135 degrees.

Front

If a polygon has 12 sides, what is the sum of its interior angles?

Back

1800 degrees.

Front

If a polygon has 20 sides, what is the measure of each interior angle?

Back

162 degrees.

Front

What is the measure of each exterior angle of a regular decagon?

Back

36 degrees.

Front

What is the measure of each exterior angle of a regular pentagon?

Back

72 degrees.