Q1a If the linear function of mx - y - m - 1 = 0 does not intersect with the circle function of x^2 + y^2 - 4x - 2y + 1 = 0, find the range values of m.

An airplane is flying at an elevation of 5150 ft, directly above a straight highway. two motorists are driving cars on the highway on opposite sides of the plane, and the angle of depression to one car is 35 ̊ and to the other is 52 ̊. how far apart are the cars?