The shadow
The shadow of a 1 m high pole thrown on a horizontal plane is 0.8 m long. At the same time, the shadow of a tree thrown on a horizontal plane is 6.4 m. Determine the height of the tree.
Correct answer:

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You need to know the following knowledge to solve this word math problem:
geometryalgebraplanimetricsbasic operations and conceptsUnits of physical quantitiesGrade of the word problem
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