Consider the right triangle. What is the length of the hypotenuse?

For the equations below which statement is true ? -2x=14 6x=-42

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)