If is an angle in standard position and its terminal side passes through the point (-8,-7), find the exact value of tan 0 in simplest radical form.

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.

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9

Mia’s gross pay is 2953 her deductions total 724.15 what percent if her gross pay is take-home pay