The Quadrilateral Family

Front

What is a quadrilateral?

Back

A quadrilateral is a polygon with four sides, four vertices, and four angles.

Front

What are the properties of a parallelogram?

Back

A parallelogram has opposite sides that are equal and parallel, opposite angles that are equal, and the diagonals bisect each other.

Front

Define a kite in terms of its sides.

Back

A kite is a quadrilateral with two distinct pairs of adjacent sides that are congruent.

Front

What is an isosceles trapezoid?

Back

An isosceles trapezoid is a trapezoid with a pair of opposite sides that are parallel and the non-parallel sides (legs) are congruent.

Front

What are the properties of a rectangle?

Back

A rectangle is a parallelogram with four right angles, and its diagonals are congruent.

Front

What is the midsegment of a trapezoid?

Back

The midsegment of a trapezoid is the segment that connects the midpoints of the non-parallel sides and is parallel to the bases.

Front

How do you find the midsegment length of a trapezoid?

Back

The length of the midsegment is the average of the lengths of the two bases.

Front

What is the relationship between the angles of a trapezoid?

Back

In a trapezoid, the angles on the same side of a leg are supplementary.

Front

What is a rhombus?

Back

A rhombus is a parallelogram with all four sides of equal length.

Front

What are the properties of a square?

Back

A square is a rectangle with all sides equal and all angles right angles; it is also a rhombus.