 Flashcard of a Parallelogram

A flashcard featuring an illustration of a Parallelogram Flashcard of a polygon with four equal sides

A flashcard featuring an illustration of a polygon with four equal sides Flashcard of a polygon with four equal sides

A flashcard featuring an illustration of a polygon with four equal sides Flashcard of a polygon with four unequal sides

A flashcard featuring an illustration of a polygon with four unequal sides Flashcard of a Rectangle

A flashcard featuring an illustration of a Rectangle Flashcard of a Rhombus

A flashcard featuring an illustration of a Rhombus Flashcard of a Trapezoid

A flashcard featuring an illustration of a Trapezoid Parallelogram

Illustration of a parallelogram, a quadrilateral which has opposite sides parallel. Parallelogram With Vertices Labeled

An illustration of a parallelogram with vertices labeled. Altitude and Diagonal of a Parallelogram

Illustration of a parallelogram with altitude and diagonal drawn. Parallelogram With Diagonals Bisecting Each Other

Illustration of a parallelogram with diagonals drawn to show they bisect each other. Equal Parallelograms

Illustration of a two equal parallelograms. Two parallelograms are equal, if two sides and the included… Fractions of 4-sided Polygon

4/4 of a 4 sided polygon with one piece detached  Equiangular Polygons

Illustration of a two polygons. Polygons may be mutually equiangular without being mutually equilateral. Equilateral Polygons

Illustration of two polygons. Polygons may be mutually equilateral without being mutually equiangular… Illustration of a quadrilateral, a four-sided figure. Axis of Symmetry Drawn on a Quadrilateral

Illustration of an axis of symmetry drawn with respect to a quadrilateral. Illustration of a quadrilateral which has two adjacent sides equal and the other two sides equal. It… Rectangle

Rectangle with angles labeled. Parallelogram with right angles. Rectangle

Illustration of a rectangle, which is a parallelogram with all angles right angles. Rhomboid

Illustration of a rhomboid, which is a parallelogram which has its angles oblique angles. Rhombus

Illustration of a rhombus, which is a rhomboid with all sides equal. Square

Square with angles labeled. A rectangle with four equal sides. Square

Illustration of a square, a rectangle with all sides equal. Trapezium

Illustration of a trapezium, a quadrilateral which has no two sides parallel. Trapezoid

Illustration of a trapezoid, a quadrilateral which has two and only two sides parallel. Trapezoid With Median

Illustration of a trapezoid, with the median drawn. The median of a trapezoid is parallel to the bases,…