Properties of Rhombus: 1) A flat shape with 4 equal straight sides. It looks like a kite or a diamond. 2) all sides have equal length 3) opposite sides are parallel and opposite angles are equal 4) the diagonals bisect each other at a right angle. 5) the altitude is the distance at right angles to two sides
∠CED is a right angle : GIVEN AB congruent to CD : all sides have equal length DB bisects AC at E : diagonals bisect each other at a right angle.
