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Will's Window Washers use an 85 foot ladder to get
access to windows on buildings. Safety regulations
state that no ladder should stand at an angle greater
than 75° horizontal to the ground. A local business calls
to request the washing of their windows. Will measures
that the windows are 80 feet above ground.

Solve 2 - 3 cos x = 5 + 3 cos x for 0° ≤ x ≤ 180° a. 150° b. 30° c. 60° d. 120°

What’s the volume of the triangular prism?

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