Find x. Round to the nearest tenth.
20
5891
X

A20? -foot ladder is placed against a vertical wall of a? building, with the bottom of the ladder standing on level ground 19 feet from the base of the building. how high up the wall does the ladder? reach?

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5