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the graph represents function 1, and the equation represents function 2:

function 1: the picture shown below
function 2 y = 8x + 12
how much more is the rate of change of function 2 than the rate of change of function 1?
3
4
5
8

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