The Quads
Copy down all of the notes in RED.
A trapezoid has 4 sides and exactly 1 pair of parallel sides.
A parallelogram has 4 sides and 2 sets of parallel sides.
A rhombus has 4 equal sides.
A rectangle has 4 right angles.
A square has 4 equal sides and 4 right angles.
Most shapes have more than 1 name.
Is it a polygon?
YES
Is it a quadrilateral?
YES
polygon
Is it a trapezoid?
NO
polygonquadrilateral
Is it a rhombus?
NO
polygonquadrilateral
Is it a parallelogram?
YES
polygonquadrilateral
Is it a rectangle?
NO
polygonquadrilateral
parallelogram
Is it a square?
NO
polygonquadrilateral
parallelogram
Is it a polygon?
YES
Is it a quadrilateral?
YES
polygon
Is it a trapezoid?
NO
polygonquadrilateral
Is it a rhombus?
NO
polygonquadrilateral
Is it a parallelogram?
YES
polygonquadrilateral
Is it a rectangle?
YES
polygonquadrilateral
parallelogram
Is it a square?
NO
polygonquadrilateral
parallelogramrectangle
Is it a polygon?
YES
Is it a quadrilateral?
YES
polygon
Is it a trapezoid?
NO
polygonquadrilateral
Is it a rhombus?
YES
polygonquadrilateral
Is it a parallelogram?
YES
polygonquadrilateral
rhombus
Is it a rectangle?
NO
polygonquadrilateral
parallelogramrhombus
Is it a square?
NO
polygonquadrilateral
parallelogramrhombus
Is it a polygon?
YES
Is it a quadrilateral?
YES
polygon
Is it a trapezoid?
YES
polygonquadrilateral
Is it a rhombus?
NO
polygonquadrilateral
trapezoid
Is it a parallelogram?
NO
polygonquadrilateral
trapezoid
Is it a rectangle?
NO
polygonquadrilateral
trapezoid
Is it a square?
NO
polygonquadrilateral
trapezoid
Is it a polygon?
YES
Is it a quadrilateral?
YES
polygon
Is it a trapezoid?
NO
polygonquadrilateral
Is it a rhombus?
YES
polygonquadrilateral
Is it a parallelogram?
YES
polygonquadrilateral
rhombus
Is it a rectangle?
YES
polygonquadrilateral
parallelogramrhombus
Is it a square?
YES
polygonquadrilateral
parallelogramrhombus
Is it a polygon?
YES
Is it a quadrilateral?
YES
polygon
Is it a trapezoid?
YES
polygonquadrilateral
Is it a rhombus?
NO
polygonquadrilateral
trapezoid
Is it a parallelogram?
NO
polygonquadrilateral
trapezoid
Is it a rectangle?
NO
polygonquadrilateral
trapezoid
Is it a square?
NO
polygonquadrilateral
trapezoid
Is it a polygon?
YES
Is it a quadrilateral?
YES
polygon
Is it a trapezoid?
NO
polygonquadrilateral
Is it a rhombus?
NO
polygonquadrilateral
Is it a parallelogram?
NO
polygonquadrilateral
Is it a rectangle?
NO
polygonquadrilateral
Is it a square?
NO
polygonquadrilateral
Is it a polygon?
YES
Is it a quadrilateral?
YES
polygon
Is it a trapezoid?
NO
polygonquadrilateral
Is it a rhombus?
YES
polygonquadrilateral
Is it a parallelogram?
YES
polygonquadrilateral
rhombus
Is it a rectangle?
NO
polygonquadrilateral
parallelogramrhombus
Is it a square?
NO
polygonquadrilateral
parallelogramrhombus
Is it a polygon?
YES
Is it a quadrilateral?
YES
polygon
Is it a trapezoid?
NO
polygonquadrilateral
Is it a rhombus?
NO
polygonquadrilateral
Is it a parallelogram?
YES
polygonquadrilateral
Is it a rectangle?
NO
polygonquadrilateral
parallelogram
Is it a square?
NO
polygonquadrilateral
parallelogram
Rhombus, trapezoid, parallelogram, rectangle, and square are only
names for quads.
These shapes below can’t have any of the green names above
because they don’t have 4 sides.