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In acute triangle \(ABC\), \(\angle A = 68^\circ\). Let \(O\) be the circumcenter of triangle \(ABC\). Find \(\angle OBC\), in degrees.

 

BTW, circumcenter of a triangle is formed by the perpendicular bisectors of a triangle. 

 Jul 4, 2018
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I hope this helps you further.

laugh

 Jul 4, 2018
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Haven't learned about these "peripheral angles," but thanks for the info.

Toytrain  Jul 5, 2018

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