CEMC Cayley, 2010

Geometry Difficulty 2.0 Junior Find the answer Canada

In the diagram, the smaller circles touch the larger circle and touch each other at the centre of the larger circle. The radius of the larger circle is 6. What is the area of the shaded region?

(A) $27\pi$ (B) $6\pi$ (C) $9\pi$ (D) $18\pi$ (E) $36\pi$

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