A movie ticket costs less than $10. If c represents the cost of a movie ticket, write and graph an inequality to show the possible costs of a movie ticket. Which inequality represents this situation? Group of answer choices

c≤10

c < 10

c > 10

c≥10
please please hurry this was supposed to be done 2 days ago

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