The Quadrilateral Family

Author:Gabriel Davis

Below are five members of the quadrilateral family: a rectangle, a rhombus, a square, a parallelogram, and a trapezoid. Investigate these figures to discover their properties and how they are related to one another.

New Resources

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Rose Curve
Trefoil Knot
Fourier Lissajous (Mechanical)
Slope and Road Signs

Discover Resources

Theorem 15
Exact Values on the Unit Circle (radians)
if-bug
Introduction lesson
Pythagoras Theorem
Untitled

Discover Topics

Vectors 2D (Two-Dimensional)
Complex Numbers
Triangles
Circle
Natural Numbers