Find the value of z such that 0.96420.9642 of the area lies between −z−z and z. round your answer to two decimal places.

The value √10 and √15 are plotted on the number line

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827

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 .