Find angle X. Round to 2 decimal places. cos X=0.4477

Karimah asked Dec 28, 2023

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Karimah asked Dec 28, 2023

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25 votes

Answer:

X=63.4°

Explanation:

Given:

$\cos X=0.4477$

Find the arccosine of both sides:

$\begin{gathered} \arccos(\cos X)=\arccos(0.4477) \\ X=63.4038\degree \\ X\approx63.40\degree \end{gathered}$

The value of angle X is 63.4° (rounded to 2 decimal places).

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