Interior and Exterior Polygon Angles

Front

What is the sum of the interior angles of a polygon with n sides?

Back

S = (n - 2) × 180°

Front

What is the measure of one interior angle in a regular polygon with n sides?

Back

(n - 2) × 180° / n

Front

What is the sum of the interior angles of a quadrilateral?

Back

360°

Front

What is the sum of the interior angles of a hexagon?

Back

720°

Front

What is the sum of the interior angles of a 24-gon?

Back

3960°

Front

If the sum of 5 angles of a hexagon is 600°, what is the measure of the 6th angle?

Back

120°

Front

What is the measure of one interior angle in a regular hexagon?

Back

120°

Front

How do you find the exterior angle of a polygon?

Back

Exterior angle = 360° / n, where n is the number of sides.

Front

What is the relationship between interior and exterior angles of a polygon?

Back

Interior angle + Exterior angle = 180°

Front

What is the formula for finding the sum of the exterior angles of any polygon?

Back

The sum of the exterior angles is always 360°.