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Find the area of the shaded part.
Mathematics 9709 · AS & A Level · Integration
Integration — practice question
The diagram depicts triangle $OAB$ with angle $OAB = 90^\circ$ and $OA = 5\ \text{cm}$. Arc $AC$ is part of a circle centred at $O$. Its length is $6\ \text{cm}$, and it cuts $OB$ at $C$.