The circumference of a circle is divided into twelve equal arcs. the measure of each arc is degrees.

For this case the first thing you should know is that a circumference measures the amount of 360 degrees.
 If we divide the circumference into 12 equal arcs, each arc will have the following measure:
 (360) / (12) = 30
 
 The measure of each arc is 30 degrees

12

Step-by-step explanation:

96 divided by 24 = 4

3 x 4 = 12

Hope this helps.