Angle ABC is inscribed in a circle as shown.

What is the measure, in degrees, of ∠ABC ?

**The measure of an inscribed angle is half the measure of its intercepted arc.**

The intercepted arc of ∠ABC measures 120°.

120 ÷ 2 {took half of the intercepted arc}

= 60 {divided}

**∠ABC = 60°**

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