Use the triangle at the right. find the length of the missing side. 1. a =16, b=63 2. b=2.1, c=2.9

The tangent of an angle is not which of the following? a) ratiob) proportionc) fractiond) opposite over adjacent

In the geometric progression –3, 12, −48… what term is 3,072?

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.