Distance between two points in a circular sector | Mathematics VUNESP 2025 | Entrance Exam EINSTEIN

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From a circular plate with radius 12 cm and center at O, the circular sector AÔB of 120° was removed, as shown in the figure.

The distance between points A and B is equal to:

A) 12√3 cm
B) 6√3 cm
C) 8 cm
D) 6 cm
E) 4 cm

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