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Dafna1 [17]
3 years ago
15

Ryan wanted to know the height of a cell-phone tower neighboring his property he walked 80 feet from the base of the tower and m

easured the angle of elevation to the top of the tower at 54 degrees if Ryan is 5 feet tall what is the height of the cell-phone tower?
Mathematics
1 answer:
spin [16.1K]3 years ago
3 0
Since Ryan is 5 feet tall, we will assume that the height of the cell-phone tower is x + 5.
Since the given is 54 degrees. 
Tan 54degrees = x/80(feet)
x=80(tan54)
x=110
To finalize the answer, we will add up the height of the cell-phone tower to the answer. 
110 + 5 = 115 feet
So the answer to the question is that the height of the cell-phone tower is 115 ft.
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from our equation,

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Carlos followed these steps. So he is correct. Carlos is correct because he correctly factored the GCF, identified a and b, and applied the difference of cubes method.

Amber is incorrect because 125 is equal to b3, not b.

Bernie is incorrect because x2 is not the GCF of the polynomial. The GCF is 2x^2.

6 0
3 years ago
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stepan [7]
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