Without Using a Calculator, Give the Exact Trigonometric Function Value $\mathrm { x }$

question 157

Multiple Choice

Without using a calculator, give the exact trigonometric function value with rational denominator.
-Find the exact value of $\mathrm { x }$ in the figure.

• A) \(4 \sqrt { 3 }\)
• B) \(4 \sqrt { 5 }\)
• C) \(4 \sqrt { 6 }\)
• D) \(4 \sqrt { 2 }\)

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