Aplane is flying at an altitude of 32,000 feet. the distance between the plane and a radio tower on the ground is 50,000 feet. what is the angle of elevation between the radio tower and the plane (round to 1 decimal place)?

Sasha delivers newspapers to subscribers that live within a 4 block radius of her house. sasha's house is located at point (0, -1). points a, b, c, d, and e represent the houses of some of the subscribers to the newspaper. to which houses does sasha deliver newspapers?