The Radius of the Circle in the Figure Is 2 $D C$

question 18

Multiple Choice

The radius of the circle in the figure is 2 units. Express the length $D C$ in terms of $\alpha$ .

• A) \(2 \cos \alpha\)
• B) \(2 \cot \alpha\)
• C) \(2 \sin \alpha\)
• D) \(2 \tan \alpha\)
• E) \(2 \sec \alpha\)

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