Angles of Polygons

Front

What is the SUM of the angle measures in a triangle (3 sides)?

Back

180°

Front

What is the sum of exterior angles for any polygon?

Back

360°

Front

What is the name of a 7 sided polygon?

Back

heptagon

Front

What is the SUM of the exterior angles of a 20-gon?

Back

360°

Front

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

Back

720°

Front

How do you calculate the sum of interior angles in a polygon with n sides?

Back

(n - 2) × 180°

Front

What is the sum of the interior angles in a quadrilateral (4 sides)?

Back

360°

Front

What is the name of a 5 sided polygon?

Back

pentagon

Front

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

Back

540°

Front

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

Back

Always 360° regardless of the number of sides.