Apainter leans a 12-foot ladder against a house. the base of the ladder is
4 feet from the house. to the nearest tenth of a foot, how high on the
house does the ladder reach? round to the nearest tenth. *

What is the greatest common factor of 8 and 36

Which inequalities can be used to find the solution set of the following inequality? check all that apply. |2x – 5| (2x – 5) (2x + 5) –(2x – 5) –(2x + 5)

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.