Sandra sets the cruise control in her car to 65 miles per hour when she goes on road trips. which equation can be used to find how many hours, h, it will take her to drive m miles at her constant speed?
a m/65 = h b 65/m = h c 65 + m = h d 65m =h

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