nyc101 nyc101
  • 17-03-2017
  • Mathematics
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Sue wants to determine the height of a tree indirectly. It's shadow is 15 feet when she is at 48° angle of elevation with the sun that is behind a tree.

Sue wants to determine the height of a tree indirectly Its shadow is 15 feet when she is at 48 angle of elevation with the sun that is behind a tree class=

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morganjohnson1
morganjohnson1 morganjohnson1
  • 17-03-2017
The tree is 13.51 feet.

Tangent = Opposite/Adjacent

Tree is x.

tan48=15/x (Because x is the denominator of the fraction, you will DIVIDE 15 with the tangent of 48.)

15/tan48=13.51
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