A line passes through (-2, 5) and the slope 1/3 what is an equation of the line in point slope form?
a) y+2= 1/3 (x-5)
b) y+5= 1/3 (x-2)
c) y-5= 1/3 (x+5)
d) y-2= 3 (x+5)

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