Interior angles of a polygon

Front

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

Back

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

Front

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

Back

To find the measure of a single interior angle of a regular polygon, use the formula: ((n - 2) × 180°) / n, where n is the number of sides.

Front

What is the sum of interior angles for a triangle?

Back

The sum of interior angles for a triangle is 180°.

Front

What is the sum of interior angles for a quadrilateral?

Back

The sum of interior angles for a quadrilateral is 360°.

Front

What is the sum of interior angles for a pentagon?

Back

The sum of interior angles for a pentagon is 540°.

Front

What is the sum of interior angles for a hexagon?

Back

The sum of interior angles for a hexagon is 720°.

Front

What is the sum of interior angles for an octagon?

Back

The sum of interior angles for an octagon is 1080°.

Front

What is the sum of interior angles for a decagon?

Back

The sum of interior angles for a decagon is 1440°.

Front

What is the sum of exterior angles of any polygon?

Back

The sum of exterior angles of any polygon is always 360°.

Front

If a regular polygon has 8 sides, what is the measure of each interior angle?

Back

Each interior angle of a regular octagon is 135°.