Interior and Exterior Angles of a Polygon

Front

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

Back

360 degrees.

Front

What is the formula for the sum of the interior angles of a polygon?

Back

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

Front

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

Back

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

Front

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

Back

180 degrees.

Front

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

Back

360 degrees.

Front

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

Back

540 degrees.

Front

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

Back

720 degrees.

Front

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

Back

900 degrees.

Front

What is the sum of the interior angles of an octagon?

Back

1080 degrees.

Front

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

Back

1260 degrees.