Trapezoids and Isosceles Trapezoids

Front

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

Back

360 degrees.

Front

Is a trapezoid a type of parallelogram?

Back

No, a trapezoid is not a parallelogram.

Tags

CCSS.5.G.B.4

Front

In an isosceles trapezoid, which angles are congruent?

Back

The base angles are congruent.

Front

If CARD is an isosceles trapezoid, which angle is congruent to angle D?

Back

Angle R.

Front

In an isosceles trapezoid, what is true about the base angles?

Back

The base angles are congruent.

Front

If angle A is supplementary to angle R in trapezoid CARD, what does that mean?

Back

Angle A and angle R add up to 180 degrees.

Front

What is the definition of an isosceles trapezoid?

Back

A trapezoid with at least one pair of parallel sides and the non-parallel sides are equal in length.

Front

How do you determine if a trapezoid is isosceles?

Back

Check if the non-parallel sides are equal in length.

Front

What is the relationship between the angles in a trapezoid?

Back

The sum of the interior angles is always 360 degrees.

Tags

CCSS.HSG.C.A.3

Front

Can a trapezoid have more than one pair of parallel sides?

Back

No, a trapezoid has only one pair of parallel sides.