Circle O is shown. Line segments O C and O B are radii. Lines are drawn from points C and B to point A to form chords. Angle C A B is 60 degrees. Which statements are true? Check all that apply. mArc C B = 120° mArc C B = 60° m∠COB = 2(m∠CAB) m∠COB = 120° m∠COB = One-half (m∠CAB)

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