1 In the diagram below of circle , m ZABC = 24.
What is m ZAOC?
a 12
b 24
C 48
d 60

Answer:
C. 48°
Step-by-step explanation:
The central angle is double the measure of the inscribed angle that intercepts the same arc.
∠AOC = 2×∠ABC = 2×24°
∠AOC = 48°