84o
48o
45o
42o
Correct answer is B
OQ = OR = radii
< ROQ = 180 - 86 = 84o
△OQR = Isosceles
R = Q
R + Q + 84 = 180(angle in a △)
2R = 96 since R = Q
R = 48o
ORQ = 48o
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