An arch in the shape of a parabola has a height of 50 feet at the center and a span of 120 feet across. Find the height of the arch 25 feet from the center. (Solve the problem. Type only a number for your answer. 80 points!!!

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?

Let event a = you roll an even number on the first cube.let event b = you roll a 6 on the second cube.are the events independent or dependent? why?