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4) Which of uie Tunuwing
represents a translation
that slides 7 units left and 2
units down?
A) (x, y) = (x - 7, Y + 2)
B) (x, y) → (x + 7, y - 2)
C) (x, y) = (x - 7, Y - 2)
D) (x, y) → (x - 2, y - 7)
Help!

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