Keith's graduation picnic will cost $18 if it has 9 attendees. At most how many attendees can there be if Keith budgets a total of $40 for his graduation picnic? Assume the relationship is
directly proportional.
attendees
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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