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| Math Central | Quandaries & Queries |
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Question from Mark: I'm trying to calculate slope over 157'.I have a drop of 9 1/8 inches. What fraction of an inch of fall do I have every 10 feet |
Hi Mark,
Here is my diagram, not to scale.
Triangles $ABC$ and $DBE$ are similar.What is the length of the line segment $DE?$
Penny
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