Use the Figure Below to Find the Exact Value of the Given

question 10

Multiple Choice

Use the figure below to find the exact value of the given trigonometric expression.
$\cot \frac { x } { 2 }$

• A) \(\cot \frac { x } { 2 } = \frac { \sqrt { 2 } } { 10 }\)
• B) \(\cot \frac { x } { 2 } = \frac { 1 } { 7 }\)
• C) \(\cot \frac { x } { 2 } = 7\)
• D) \(\cot \frac { x } { 2 } = \frac { 7 \sqrt { 2 } } { 10 }\)
• E) \(\cot \frac { x } { 2 } = \frac { 7 } { 12 }\)

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