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Another Pi, wanna have some pie?

Geometry Level 1

The three circles are identical and centered on the triangle's vertices. Two of the circles are tangent to each other.

What is the blue area?

\[4\pi\] \[\frac{9\pi}{2}\] \[5\pi\] \[\frac{11\pi}{2}\]

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by I'm a MALAYSIAN!

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