Find a Polar Equation for the Circle $$x ^ { 2 } + y ^ { 2 } - 4 y = 0$$

question 99

Multiple Choice

Find a polar equation for the circle.
- $$x ^ { 2 } + y ^ { 2 } - 4 y = 0$$

• A) \(r = 4 \sin \theta\)
• B) \(r = - 4 \cos \theta\)
• C) \(r = - 4 \sin \theta\)
• D) \(r = - 2 \sin \theta\)

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