50 POINTS: Please help thank you so much!! (Image attached) The polygons are similar. Find the values of the variables. I know from the answer key that the answers are x=12
and y=8, but I'm not sure how to get there...​

Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.

Solve for x and select the correct answer

Zahra runs a 500-meter race at a constant speed. which graph shows her distance from the finish line during the race?