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Answer:
1/12, 30/360 and 30°
Explanation:
the fraction turns through 1/12 of the circle, as shown in the diagram.
1/12 = 30/360, because 360 ÷ 12 × 1 = 30.
thus, the measure of the angle is 30°.
i hope this helps! :D do comment if you have any questions.