Isaac will be constructing congruent segments with a compass and straightedge, while Micah will be constructing a segment bisector with a compass and straightedge. Describe the similarities and differences between their construction steps.

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.

The area of the map is the product of the length and width. write and expression for the area as the product of the two binomials do not multiply

Find the solution on the interval [0, 2pi)