Answer:
216°
Step-by-step explanation:
Both chords are the same length, so the left and right arcs are both 72°. The whole circle is 360°, so:
72° + 72° + x = 360°
x = 216°
It would be A x=1/2 i hope this helped
Step-by-step explanation:
Total students = 35
Probability that a student earns A B or C = 5 + 10 + 15 = 30
35/30 = 7/6