Question

Please give me answer of this question...... Please..........

Answer 1

Step-by-step explanation:

∠boc=∠aoc-∠aob

         =42-20

         =22

Answer 2

Answer:

22°

Step by step explanation:

Let angle BOC be x.

Angle AOB + Angle BOC = Angle AOC

20° + x = 42°

x = 42° - 20°

x = 22°

Thus, angle BOC = 22°

Hope this helps...