Answer:
84degrees
Step-by-step explanation:
First we need to get the measure of arcCA;
arcCA + arcAB+arcBC = 360
arcCA + 104 + 88 = 360
arcCA + 192 = 360
arcCA = 360 - 192
arc CA = 168degrees
Also since m<ABC = 1/2 arcCA
m<ABC = 1/2 * 168
m<ABC = 84degrees
Hence the measure m<ABC is 84degrees
