Properties of Trapezoids

Front

True or false: A trapezoid has 2 bases.

Back

True

Front

In a trapezoid, there is exactly ___ pair(s) of parallel sides.

Back

1

Front

Base angles of an isosceles trapezoid are _____

Back

congruent

Front

What is the measure of ∠A if it is not 15 degrees, 115 degrees, or 180 degrees?

Back

None of the above

Front

The legs of an isosceles trapezoid are _____

Back

congruent

Front

What is a trapezoid?

Back

A quadrilateral with at least one pair of parallel sides.

Front

What are the two bases of a trapezoid?

Back

The two parallel sides.

Front

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

Back

360 degrees.

Front

In a trapezoid, the angles adjacent to each base are called what?

Back

Base angles.

Front

What is the difference between an isosceles trapezoid and a regular trapezoid?

Back

An isosceles trapezoid has non-parallel sides that are congruent.