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Mathematics 15 Online
OpenStudy (anonymous):

[Will give medal] The doorsill of a campus building is h = 9 feet above ground level. To allow wheelchair access, the steps in front of the door are to be replaced by a straight ramp with constant slope 1/11, as shown in the figure. How long must the ramp be? [The answer is not 99 feet.] How do I do this?

OpenStudy (anonymous):

Does this diagram make sense?|dw:1408593590376:dw|

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