Respuesta :

The measure of m ∠A0B is 20. Option C

How to determine the value of angle AOB

m ∠BOC = 27

m ∠AOC = 47

m∠A0B = unknown

But note that the sum of m ∠BOC + m ∠A0B = m ∠AOC  

We have,

27 +  m ∠A0B = 47

m ∠A0B = 47 - 27

m ∠A0B = 20

Therefore, the measure of m ∠A0B is 20. Option C

Learn more about triangles here:

https://brainly.com/question/1475130

#SPJ1