Angles of Polygons

Front

What is the sum of the angle measures in a hexagon (6 sides)?

Back

720°

Front

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

Back

S = (n - 2) × 180° where n is the number of sides.

Front

Find the angle sum of the interior angles of a polygon with 8 sides.

Back

1080°

Front

What is the sum of the interior angles of a pentagon (5 sides)?

Back

540°

Front

If a polygon has 10 sides, what is the sum of its interior angles?

Back

1440°

Front

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

Back

1 interior angle + 1 exterior angle = 180°.

Front

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

Back

Divide the sum of the interior angles by the number of sides.

Front

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

Back

120°.

Front

If one angle of a triangle is 50° and another is 60°, what is the measure of the third angle?

Back

70°.

Front

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

Back

360°.