Over a three-days weekend, a rental car agency charges $65 to rent a car plus $0.30 for each mile traveled. if y represents the total cost and x represents the total number of miles traveled, which function rule describes this pattern? a.) y=65+0.3x b.)y=65(x+x+0.3) c.) y=65x+0.3 d.) y=65(0.3x)

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations