Respuesta :

Answer:

187*

Step-by-step explanation:

167 plus 20 is 187

hope this helps

Answer:

m∡AOC is 147 degrees

Step-by-step explanation:

m∡AOB = m∡AOC + m∡COB

Subtract m∡COB from both sides.

m∡AOB - m∡COB = m∡AOC

167° - 20° = m∡AOC

147°  =  m∡AOC