Answer:
88
Step-by-step explanation:
Angle Formed by Two Chords = 1/2( sum of Intercepted Arcs)
ABD = 1/2 ( 131+ 53)
ABD = 1/2 (184)
=92
We know that ABC + ABD form a straight line
ABC = 180 -ABD
ABC = 180 -92
ABC = 88
