The side view of a bookend is shown. The perimeter of the bookend is 58 cm. A four-sided closed figure is shown. The lengths of the sides are five times m minus fourteen, two times m minus seven, three halves times m plus two, and three times m plus eight.

Part A. Enter an equation, in simplest form, that represents the perimeter of the bookend.

Part B. What is the value of m?

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

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

Need asap i will give brainliest and 98 points classify each pair of numbered angles corresponding, alternate interior, alternate exterior or none o these