Polygons: Angles in Polygons and Identify Polygons

Front

What is a polygon?

Back

A polygon is a closed figure formed by a finite number of straight line segments connected end to end.

Tags

CCSS.2.G.A.1

Front

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

Back

The sum of the interior angles of a triangle is 180 degrees.

Tags

CCSS.8.G.A.5

Front

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

Back

The formula is (n - 2) × 180°.

Front

What is the name of a four-sided polygon?

Back

A four-sided polygon is called a quadrilateral.

Tags

CCSS.2.G.A.1

Front

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

Back

The sum of the interior angles of a quadrilateral is 360 degrees.

Front

What is a regular polygon?

Back

A regular polygon is a polygon with all sides and angles equal.

Tags

CCSS.2.G.A.1

Front

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

Back

The measure of one interior angle of a regular hexagon is 120 degrees.

Front

What is the measure of one exterior angle of a regular polygon?

Back

The measure of one exterior angle of a regular polygon is 360°/n, where n is the number of sides.

Front

What is the name of a five-sided polygon?

Back

A five-sided polygon is called a pentagon.

Tags

CCSS.2.G.A.1

Front

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

Back

The sum of the interior angles of a hexagon is 720 degrees.