7. use t = 3.14 to estimate the area of the circle with a radius of 9.6 meters. round your answer (1 point)
to the nearest hundredth.
o 30.14 m2
o 289.38 m²
060.29 m
o 1157,53 m²

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

17 in long 1.3 ft wide and 8in high what is the volume

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.