<span>The surface of this shape is called a rectangle. </span><span>Opposing sides of the rectangle are of equal length . </span><span>To fully fenced backyard you have to put a fence line the sides of the rectangle. The length of the fence will be equaled total sides of the rectangle. </span>the sum of the sides of the rectangle = <span>perimeter of a rectangle 2a + 2b = P
<span>Jesse loves to make cookies. She makes chocolate chip cookies 4 out of every 5 times she makes cookies. If she makes cookies 55 times, how many times will she not make chocolate chip cookies?</span>