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5 votes
I really need help with this

I really need help with this-example-1
User Ashling
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1 Answer

6 votes
Each of the short arcs is 1/3 of the circle, so is 120°.

arc AB = 120°
arc ABC = arc AB + arc BC = 240°
angle AOB = arc AB = 120°
User Raymi
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5.9k points