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OpenStudy (anonymous):
how long should an escalator be if it is to make an angle 33 degrees with the floor and carry people a vertical distance of 21ft between floors? Can somebody please help me..?
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OpenStudy (nurali):
sin(33degrees) = (distance between the floors) / (length of the escalator) 0.544639 = 21 feet / (length of the escalator) length of the escalator = 38.6 feet
OpenStudy (anonymous):
Thank you!!
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