Describe the type of lines suggested by the paths of two people at a fair. one person is riding the aerial ride from the north end of the fair directly to the south end of the fair. the other person is walking directly from northeast to southwest on the ground.

a)perpendicular
b)parallel
c)coplanar
d)skew

Harold wrote this equation to model the level of water in a pool over time. the variable x represents time in hours. f(x) = 3,500 - 225x which statements about the situation are true? check all that apply. the water level is rising. the water level is falling. the initial level of water in the pool was 3,500 units. the initial level of water in the pool was 225 units. the pool was empty after 14 hours. the water was 2,600 units high after 4 hours.