What percent of the surface area of the ottoman is green (not including the bottom)? round to the nearest tenth.
about %

Use set builder notation to represent the following set: { -3, -2, -1, 0}

Which statement about perfect cubes is true

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.