Answer:
69
Step-by-step explanation:
Answer: B and C
Step-by-step explanation: For A, vertical angles can be complimentary or supplementary. For D, vertical angles can sometimes be acute but not always.
It could 20 divided by 4 and add 6.
i hope this helps.
Answer:
sorry i can't understand your language ? please let me in English language ~_~
The awnser is 16 because 6 times 3 is 18 - 2 is 16