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October 22, 2014

October 22, 2014

Posted by **Tig** on Wednesday, February 8, 2012 at 6:48pm.

How tall is the tree?

- Physics -
**Henry**, Friday, February 10, 2012 at 3:48pmtan46 = h/21,

h = 21*tan46 = 21.7 m.

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