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11 July, 21:51

An escalator at a shopping mall is 200 ft 9 in long and rises at an angle of 15 degrees. What is the vertical rise of the escalator rounded to the nearest inch?

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  1. 11 July, 23:28
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    Step-by-step explanation:

    200 ft = 2400 in

    sin (15°) = x/2409 - -> x = 2409*sin (15°) ≈ 623 in = 51 ft 11 in
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