kearstyn0705 kearstyn0705

18-01-2017
Mathematics

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Most staircases in use today have 9−inch treads and 8 1 2 −inch risers. What is the slope of a staircase with these measurements? Give your answer as a fraction or rounded to four decimal places, if necessary

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18-01-2017

Rise over run
8 1/2÷9 equals .9444

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