GeoGebra
Visual Hints for Quadrilateral Property Proofs
Properties of Parallelograms
Opposite sides of parallelograms are congruent.
Opposite angles of parallelograms are congruent.
Diagonals of parallelograms bisect each other.
Rectangles and Rhombuses Are Parallelograms
Opposite sides of rectangles are parallel.
Opposite sides of rhombuses are parallel.
Rhombuses Are Kites
Diagonals of rhombuses are perpendicular to each other.
GeoGebra
Visual Hints for Quadrilateral Property Proofs
Author:
I-Heng McComb
Table of Contents
Properties of Parallelograms
Opposite sides of parallelograms are congruent.
Opposite angles of parallelograms are congruent.
Diagonals of parallelograms bisect each other.
Rectangles and Rhombuses Are Parallelograms
Opposite sides of rectangles are parallel.
Opposite sides of rhombuses are parallel.
Rhombuses Are Kites
Diagonals of rhombuses are perpendicular to each other.
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