Find the Area of the Region Specified in Polar Coordinates $r = 9 \cos 3 \theta$

question 278

Multiple Choice

Find the area of the region specified in polar coordinates.
-one petal of the rose curve $r = 9 \cos 3 \theta$

• A) \(\frac { 81 } { 2 } \pi\)
• B) \(\frac { 81 } { 4 } \pi\)
• C) \(\frac { 27 } { 4 } \pi\)
• D) \(\frac { 27 } { 2 } \pi\)

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