How do you find arc ab

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asked Feb 20, 2019 107k views

1 Answer

Sax · Answer 1 · 2019-02-25T08:53:00+0000

Use trigonometry to find the angle between the segments 3 and 6.
∠XOB = arccos(3/6) = 60°

The measure of arc AB is double that angle, since the figure is symmetrical about the line containing the segment of length 3.

m(arc AB) = 2·60° = 120°

How do you find arc ab

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