Pull displays his sports trophies on shelves in his room. he has 5 trophies on each of 3 shelves and 2 trophies on another shelf write a expression to represent the number of trophies paul display

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.

Secant ac and bd intersect at point e inside f what is the measure of aed if measurements cd equals 30 a b is 50 and cb is 170

Can someone tell me if this is perpendicular? !