A student says, 'If a parallelogram has equal diagonals, it must be a rectangle.' Which statement is best?
Topic: Angles in Quadrilaterals · Skill: Reason about exterior angles of polygons
Assignment Practice
Practise focused skills from Quadrilaterals
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Build core ideas for this chapter.
Choose the best answer for each question.
A student says, 'If a parallelogram has equal diagonals, it must be a rectangle.' Which statement is best?
Topic: Angles in Quadrilaterals · Skill: Reason about exterior angles of polygons
Which quadrilateral is usually defined as having one pair of opposite sides parallel?
Topic: Special Quadrilateral Properties · Skill: Apply properties of parallelograms
Which angle property is true for every parallelogram?
Topic: Special Quadrilateral Properties · Skill: Apply properties of rectangles, rhombi, and squares
A rough sketch of a quadrilateral looks like a rectangle, but only opposite sides are given parallel. Can we conclude it is a rectangle?
Topic: Special Quadrilateral Properties · Skill: Use diagonal properties to identify quadrilaterals
Which description best identifies a parallelogram?
Topic: Quadrilateral Classification · Skill: Classify quadrilaterals using side and angle properties
Progressive Grade 8 Math practice for Quadrilaterals covering Angles in Quadrilaterals, Quadrilateral Classification, Special Quadrilateral Properties.
Reason about exterior angles of polygons, Apply properties of parallelograms, Apply properties of rectangles, rhombi, and squares, Use diagonal properties to identify quadrilaterals, Classify quadrilaterals using side and angle properties