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Referring to the figure, find the missing length x. Round the answer to the nearest hundredths.

Referring to the figure, find the missing length x. Round the answer to the nearest-example-1
User Leton
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1 Answer

5 votes

Using cosine function:


\begin{gathered} \cos (\theta)=\frac{adjacent}{_{\text{ }}hypotenuse} \\ \cos (45)=(8)/(x) \\ solve_{\text{ }}for_{\text{ }}x\colon\text{ } \\ x=(8)/(\cos (45)) \\ x=8\sqrt[]{2} \\ x\approx11.31 \end{gathered}

Answer:

x = 11.31

Referring to the figure, find the missing length x. Round the answer to the nearest-example-1
User Liuliu
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