Answer:
Its A and C trust me
Step-by-step explanation:
I got it right on edg 2021 sorry if i'm late
Answer: 7
Step-by-step explanation:
5+7+9=21
3 total numbers to start with so;
21/3=7
The answer is c because of the fact that if the 2 angles at 55 and 20 that means that you have to add them together and get to 180 for the triangle to be true