The center of a circle is at the origin on a coordinate grid. a line with a positive slope intersects the circle at (0,7). which
statement must be true?
the circle has a radius greater than 7.
the circle has a radius equal to 7.
the slope of the line is equal to 7.
the slope of the line is not equal to 7.

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

Match each inequality to the number line that represents its solution

Find the area of the regular hexagon if a side is 20 cm.