Naming Angles & Identifying Polygons

Front

What is an angle?

Back

An angle is formed by two rays (sides) that share a common endpoint (vertex).

Front

What is the vertex of an angle?

Back

The vertex is the point where the two rays of an angle meet.

Front

How do you name an angle?

Back

Front

What is a polygon?

Back

A polygon is a closed shape with straight sides that meet at angles.

Front

How many sides does a polygon need to have?

Back

A polygon must have at least three sides.

Front

What is a triangle?

Back

A triangle is a polygon with three sides.

Front

What is a quadrilateral?

Back

A quadrilateral is a polygon with four sides.

Front

What is a pentagon?

Back

A pentagon is a polygon with five sides.

Front

What is a hexagon?

Back

A hexagon is a polygon with six sides.

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.