Circle theorems, please help! I’m not really sure how to do this

asked Dec 19, 2021 133k views

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Answer:

30°

Explanation:

Sector AB makes an angle 60° at the centre

Because BC makes an equilateral triangle with the centre

Angle at the circumference: angle ACB

½(60) = 30°

Barerd answered Dec 23, 2021

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