sanfratello61301 sanfratello61301
  • 19-05-2021
  • Mathematics
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A 15ft. wire is tied to the top of a tree to provide support. If the wire forms a 25° angle with the ground, what is the height of the tree to the nearest hundredth?

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nuuk nuuk
  • 20-05-2021

Answer: [tex]6.34\ ft[/tex]

Step-by-step explanation:

Given

The length of the wire is [tex]l=15\ ft[/tex]

The Wire makes an angle of [tex]25^{\circ}[/tex] with horizontal

Suppose the height of the tree is h

From the figure, we can write

[tex]\Rightarrow \sin 25^{\circ}=\dfrac{h}{l}\\\\\Rightarrow h=l\sin 25^{\circ}\\\Rightarrow h=15\sin 25^{\circ}\\\Rightarrow h=6.34\ ft[/tex]

Thus, the height of the tree is [tex]6.34\ ft[/tex]

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