Your grandmother paid for music lessons for you and your cousin. The graph shows how much the lessons cost for each of you. a. Compare the steepness of the lines. What does this mean in the context of the problem?
b. Find the slope of each line.
c. How much more money do your cousin’s lessons cost each week than yours?
d. Your grandmother paid $500 for your lessons. How many weeks of lessons do you get?

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