DungSingco677 DungSingco677

19-05-2014
Mathematics

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a tree casts a shadow that is 20 ft long. the angle of elevation of the sun is 29°. how tall is the tree?

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madison12340 madison12340

19-05-2014

You can use the trig ratios. Draw a diagram to see which one is appropriate.
Tan would be used.
Tan29=x/20
20Tan29=x
Put this into your calculator and see what you get

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