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Angle bisectors AX and BY of triangle ABC meet at a point I. Find angle C  in degrees, if angle AIB is 109 degrees. 
 

This is the (really bad) diagram. https://latex.artofproblemsolving.com/9/a/4/9a410e2228e9f2f01c8a6c8990c2ea3c9ebff2a0.png

 

Thank you so much!!!!!

 

Noori :) 

 Jun 8, 2020
 #1
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I worked it out!  Angle AIB = 33 degrees.

 Jun 8, 2020
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AIB=109, find C. :)

Noori  Jun 9, 2020

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