Attributes of 2D Shapes

Front

What is a trapezoid?

Back

A trapezoid is a quadrilateral with at least one pair of parallel sides.

Front

Can a rectangle be a square?

Back

Yes, a rectangle can be a square if all four sides are of equal length.

Front

What defines a quadrilateral?

Back

A quadrilateral is a polygon with four sides.

Front

What is a square?

Back

A square is a quadrilateral with four congruent sides and four right angles.

Front

What is a parallelogram?

Back

A parallelogram is a quadrilateral with opposite sides that are parallel and equal in length.

Front

How many sides does a triangle have?

Back

A triangle has three sides.

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 right angle?

Back

A right angle is an angle that measures exactly 90 degrees.

Front

What is an acute angle?

Back

An acute angle is an angle that measures less than 90 degrees.

Front

What is an obtuse angle?

Back

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