Polygons

Front

Angles that have a measure less than 90 degrees are called _____ ______.

Back

acute angles

Front

What is a polygon?

Back

A closed figure made up of straight line segments that is 2D.

Front

Which of the following is not a polygon?

Back

semicircle

Front

How many sides does a triangle have?

Back

3

Front

Which quadrilateral has 4 right angles, 2 sets of parallel sides, and all sides equal in length?

Back

Square

Front

What is a triangle?

Back

A polygon with 3 sides.

Front

What is a quadrilateral?

Back

A polygon with 4 sides.

Front

What do you call a polygon with 5 sides?

Back

Pentagon.

Front

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

Back

180 degrees.

Front

What is a rectangle?

Back

A quadrilateral with 4 right angles.