Which question is written in slope intercept form
a) y=3x-2
b) x=1/2y+8
c)2x+5y=12
d) 3y=8x-5

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

Two lines parallel to the same plane are parallel to eachother

Four airplanes carrying a total of 400 passengersarrive at the detroit airport. the airplanes carry, respectively,50, 80, 110, and 160 passengers.a) one of the 400 passengers is selected uniformly at random.let x denote the number of passengers that were on theairplane carrying the randomly selected passenger. find var(x)for x as given in the problemb) one of the 4 airplane drivers is also selected uniformly atrandom. let y denote the number of passengers on the chosen driver’s airplane. find var(y) for y as given in the problem