Question

The foot of a 20 ft. ladder is being pulled away from a wall at the rate of 1.5ft/sec. At the instant that the foot is 12 ft. away from the wall, the angle the ladder makes with the floor is decreasing at the rate (in radians/sec) of?

(A) 3/50
(B) 1/16
(C) 3/40
(D) 1/8
(E) 3/32

Answer 1

Answer:

D good morning and have a nice day