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| Math Central | Quandaries & Queries |
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Question from Lindsey, a student: James found that a 30 ft. tree that cast a shadow of 40 ft. A wire from the top of the tree to the beginning of its shadow must be how long? |
Hi Lindsey,
What I see is a right triangle.
What does Pythagoras theorem tell you about the length of the hypotenuse?
Penny
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