Quick and easy formula reference sheet! These half sheets fit perfectly in binders, folders, notebooks, etc. for easy access. Completely customizable! Just download, edit in word (if you wish,) and print!This formula sheet includes area and perimeter formulas for common 2D shapes including rectangles, squares, circles, triangles, parallelograms, and trapezoids, complete with pictures! Have a question? Send a message or leave a review!Thank you! ***Muggle Math***