Point is the center of this circle. What is m< BCA?

Answer:
62°
Step-by-step explanation:
∠BOA is the supplement to the angle marked 56°, so is 124°. ∠BCA is an inscribed angle subtending the same arc (AB), so has half the measure of the arc.
m∠BCA = (1/2)(124°)
m∠BCA = 62°