Angles and Sides of Quadrilaterals

All quadrilaterals have four sides. Trapezoids are quadrilaterals, so all trapezoids have

• four sides

• four right angles

• four acute angles

• two pairs of parallel sides

The figures below were correctly grouped together. Which BEST describes any figure that belongs in this group?

• It must have parallel sides.

• It must have exactly 4 angles.

• It must have perpendicular sides.

• It must have at least 2 equal angles.

Which statement BEST explains why a square is a rectangle?

• It is a quadrilateral with four right angles.

• It is similar to a rectangle.

• It is a parallelogram.

• It is a rhombus.

Which list has all of the possible names for this figure?

• polygon, parallelogram, quadrilateral, square

• quadrilateral, parallelogram, rectangle, square

• polygon, quadrilateral, rectangle, rhombus

• polygon, quadrilateral, parallelogram, rectangle

Which of the following shows a characteristic of ALL quadrilaterals?

• two sets of parallel sides

• closed, three-sided figure

• closed, four-sided figure

• two sets of congruent sides

Which word describes a quadrilateral that has 4 congruent sides and 2 different pairs of congruent angles?

• square

• rhombus

• rectangle

• trapezoid

The figure has sides all the same length. Which MOST accurately describes this figure?

• rhombus and square

• rhombus and parallelogram

• rhombus, parallelogram, and quadrilateral

• rhombus, parallelogram, quadrilateral, and rectangle

A __________________ is a quadrilateral with two sets of parallel sides and 4 right angles

• trapezoid

• parallelogram

• rectangle

• quadrilateral

What can this shape be called? (Select all that apply.)

• Rhombus

• Parallelogram

• Trapezoid

• Quadrilateral

• Square

A quadrilateral with two sets of parallel sides, 4 right angles, and 4 congruent (equal) sides is a __________________.

• trapezoid

• parallelogram

• rectangle

• square