Rectangles 3 90 degree angles

Rectangles are Quadrilaterals

~ A rectangles opposite sides are parallel and equal in length

~ A Rectangle has 2 sets of parallel lines

~2 sets of equal sides

~Rectangles are a type of square

~Rectangles,squares,rhombuses are all parallelogram

Rectangular

2a+2b=Perimeter
a*b=area
~The distance from one corner of a rectangle to the opposite corner is sometimes called the diagonal and is given by (w2+h2)1/2.