what is the missing angles of #9 and #11

Answer:
#9- 93 degrees
#11- 65 degrees for both.
Step-by-step explanation:
#9- 40+47=87 180-87=93
#11- 180-50=130 130 divided by 2 = 65 you can tell both angles are the same because each one missing a number has the same number of curved lines in it!