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Mathematics 9 Online
OpenStudy (anonymous):

The shadow of a 7-foot tall post is 21 feet long. At the same time, a tree casts a shadow that is 42 feet long. What is the height of the tree? 14 feet 21 feet 8 feet 17 feet

OpenStudy (destinymasha):

since 7 x 3 = 21, i would guess that it would be 42 divided by 3 = 14

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