Coming Monday 15, 2014!!
Include Squares, Rhombi, and Rectangles.
They have at least one set of opposite
- parallel sides
- supplementary angles
All angles must be 90 degrees.
All angles must be the same size.
All sides are an equal length. Diagonals bisect each other.
A rectangle is a four-sided shape where every angle is a right angle (90°). Also opposite sides are parallel and of equal length.
A trapezoid is a quadrilateral with one set of parallel sides. A trapezoid is isosceles when it has one set of congruent sides and the base angles are congruent.
The Diagonals intersect and 90 degrees. The longest diagonal is the angle bisector.