The maximum slope for a hand-propelled wheelchair ramp should be 1 inch of rise for every 12 inches of length.
Suppose your school is planning to build a wheelchair ramp at
the entrance of the building. They will build the ramp to meet
the maximum slope specifications.
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What should the horizontal length of a ramp be for a set of
stairs that have a height of 4 feet?
Write a mathematical argument that can be used to defend
your solution,