Homework Statement
A street light is on top of a 20-foot pole. A person who is 5 feet tall walks away from the pole at the rate of 5 feet per second. At what rate is the tip of the person's shadow moving away from the pole when he is 20 feet from the pole?
2. The attempt at a solution...
1. Angle = 15, Time(s) = 3.5, Horizontal Distance(m) = ?, Vertical Distance(m) = ?, Initial Velocity(m/s) = ?, Final Velocity(m/s) = ?
2. Our teachers told us to use y = vi(sine(theta)(t) - (gt^2)/2 - but we can't get an answer with only 2 givens.
3. Cant get an answer using the...