interior and exterior angles of polygons

Front

What is an interior angle of a polygon?

Back

An interior angle is the angle formed between two sides of a polygon that meet at a vertex, located inside the polygon.

Front

What is an exterior angle of a polygon?

Back

An exterior angle is the angle formed between one side of a polygon and the extension of an adjacent side, located outside the polygon.

Front

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

Back

The sum of the interior angles of a polygon with n sides is (n-2) × 180°.

Front

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

Back

To find one interior angle of a regular polygon, use the formula: ((n-2) × 180°) / n.

Front

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

Back

In a regular triangle (equilateral), each interior angle measures 60°.

Front

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

Back

In a regular quadrilateral (square), each interior angle measures 90°.

Front

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

Back

In a regular pentagon, each interior angle measures 108°.

Front

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

Back

In a regular hexagon, each interior angle measures 120°.

Front

What is the name of a polygon with 5 sides?

Back

A polygon with 5 sides is called a pentagon.

Front

What is the name of a polygon with 6 sides?

Back

A polygon with 6 sides is called a hexagon.