Question: 2. In your Geometry class you learned that the area of a circular sector is $720. 1 = r Use Calculus to prove that the

2. In your Geometry class you learned that the area of a circular sector is $720. 1 = r Use Calculus to prove that the formula is correct. Hint: The area of the sector is the sum of the area of the grey triangle and the area of the blue piece. Use Geometry for the area of the triangle and evaluate an integral to find the area of the blue piece. P OR X

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