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24-11-2018
Mathematics

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Use the information below to find the height of the communications tower. Round your answer to the nearest foot.

___ ft.

Use the information below to find the height of the communications tower Round your answer to the nearest foot ft class=

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sqdancefan sqdancefan

24-11-2018

Answer:

55 ft

Explanation:

The mnemonic SOH CAH TOA reminds you that ...

... Tan = Opposite/Adjacent

... tan(70°) = x/(20 ft)

... (20 ft)·tan(70°) = x ≈ 54.9495 ft ≈ 55 ft

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