Polygons and Angles

Front

What is a polygon?

Back

A polygon is a closed shape with straight sides.

Front

What is a square?

Back

A square is a polygon with 4 equal sides and 4 right angles.

Front

What is a rectangle?

Back

A rectangle is a polygon with 4 sides, where opposite sides are equal and all angles are right angles.

Front

What is a triangle?

Back

A triangle is a polygon with 3 sides and 3 angles.

Front

What is a hexagon?

Back

A hexagon is a polygon with 6 sides.

Front

What is an angle?

Back

An angle is formed when two lines meet at a point.

Front

What is a right angle?

Back

A right angle measures 90 degrees.

Front

What is an acute angle?

Back

An acute angle measures less than 90 degrees.

Front

What is an obtuse angle?

Back

An obtuse angle measures more than 90 degrees but less than 180 degrees.

Front

What is a straight angle?

Back

A straight angle measures exactly 180 degrees.