Beginning descent, an airplane is 20,000 ft above the ground. It is determined that the angle of elevation from the traffic control tower to the plane is 15∘. To the nearest mile, find the ground distance from the airplane to the tower. (a mile is 5280 ft.)

Taking algebra two apex courses and need with these questions

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

Find the solution(s) to x^2-14+49=0