Jake has a piece of yarn that is four feet long. blair has a piece of yarn that is four inches long. who has the loner price and why

Click on the graphic until the one that best represents the statement is shown. two nonintersecting planes.

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.