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Find the value of x. Round to the nearest degree.

Find the value of x. Round to the nearest degree.-example-1

1 Answer

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9514 1404 393

Answer:

x° = 42°

Explanation:

The mnemonic SOH CAH TOA reminds you of the useful relation ...

Cos = Adjacent/Hypotenuse

cos(x°) = 4.0/5.4

x° = arccos(4.0/5.4) ≈ 42.21°

The value of x is about 42.

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