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Answer :

Answer:

360 degrees = 68 + 31 + 115 + GJ

GJ = 360 -68 -31 -115

GJ = 146

Inscribed Angle = 1/2 of intercepted arc

Angle GHJ = 146 / 2 = 73 degrees

Angle GIJ = 146 / 2 = 73 degrees

Source: http://www.1728.org/circangl.htm

Step-by-step explanation: