What is −45−−−−√ in simplest form?

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

If angle 2=3x +1 and angle 3=2x +4what is angle 2

D. in a discrete probability distribution, the sum of the probabilities for the discrete variables will be > 1. true or false