Geometry Flashcard Angles of Polygons

Front

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

Back

360 degrees.

Front

How many sides does a Heptagon have?

Back

7 sides.

Front

What do the interior angles of a triangle add up to?

Back

180 degrees.

Front

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

Back

(n - 2) × 180 degrees.

Front

How many sides does a Decagon have?

Back

10 sides.

Front

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

Back

360 degrees.

Front

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

Back

120 degrees.

Front

What is the relationship between the number of sides and the sum of the interior angles of a polygon?

Back

The sum increases as the number of sides increases.

Front

How many degrees are in each exterior angle of a regular pentagon?

Back

72 degrees.

Front

What is the measure of each interior angle of a regular octagon?

Back

135 degrees.