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a ladder that is 30 ft long needs to reach 27 ft up a building. What should the angle of the vertical be?
a ladder that is 30 ft long needs to reach 27 ft up a building. What should the angle of the vertical be?
Answer:64.16^{\circ} or 1.12 radiansStep-by-step explanation:Given statement : A ladder that is 30 ft long needs to reach 27 ft up a building.Since, building stands vertical on the ground , so ladder will make a riaght angle.So, hypotenuse side = 30 ft.the side apposite to the angles of the elevation =27 ftLet x be the angle of elevation.We know that in a right triangle :-...
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