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Alinara [238K]
4 years ago
14

A spruce tree is approximately the shape of a cone with a slant height of 20 ft. The angle formed by the tree with the ground me

asures 72º. Estimate the height of the tree. Round to the nearest foot.
Mathematics
2 answers:
Kruka [31]4 years ago
8 0
We have a triangle, when:
hypotenuse=slant height=20 ft
opposite side=height of the tree=?
angle formed by the tree with the ground=72º


sin Ф=opposite/ hypotenuse    ⇒ opposite=(hypotenuse)(sin Ф)

In this case:
oppssite=20 ft /sin 72º=19.021...≈19

Answer: the heigth of the tree is 19 ft.

Kitty [74]4 years ago
6 0

Answer:

<h2>Yes C.19 is the answer for anyone looking for an easier explanation</h2>

Hope it helps

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-BARSIC- [3]
Given:
<span>F= $335,000
n = 30 years at a fixed rate of i = 7.5%

Required:
the total cost of the principal

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8 0
3 years ago
Help please!
Lemur [1.5K]

Answer:

Step-by-step explanation:

a I’m pretty sure

5 0
3 years ago
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Elodia [21]
5/6 of the boys brought their lunch.



In order to determine the answer you need to divide 5/9 by 2/3 in which will give you 5/6.
4 0
3 years ago
One of your friends gives you $10 for a charity walkathon. Another friend gives you an amount per mile. After 5 miles, you have
irinina [24]
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So, an equation that represents the amount of money earned is: y = $0.70x+$10.00.
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7 0
4 years ago
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exis [7]

Answer:

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Step-by-step explanation:

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7 0
3 years ago
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