And explain why plz i suck at geometry

The lengths of two sides of a right triangle are given. find the length of the third side. round to the nearest tenth if necessary. a) y = 12/5x + 39/5 b) y = 5/12x + 5/39 c) y = 12/5x - 39/5 d) y = 5/12x - 5/39

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Select the graph of the solution. click until the correct graph appears. |x| = 3