The slope of a staircase is defined as the rise (vertical change) divided by the run (horizontal change).
In this case, the rise is 1.73 m and the run is 2.09 m.
Therefore, the slope of this staircase is 1.73/2.09 = 0.83.
Therefore, the correct answer is A) 0.83.
A staircase has a rise of 1.73 m over a run of 2.09 m. What is the slope of this staircase?
A 0.83
B 1.31
C 3.82
D 1.21
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