AC←→ is tangent to the circle with center at B. The measure of ∠ACB is 24°.

What is the measure of ∠ABC?

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m∠ABC =
°

Circle B with a tangent, a chord, and a line segment. Point A is at 12 o clock on the circle. Point C is at 2 o clock outside of the circle. Chord A B and segment B C meet at point B in the center. Tangent A C passes through point C.