Answer:
1800 or D.
Step-by-step explanation:
Ill post a link an article that can help you master this, I found it very useful. Tell me if you need help after reading it
Answer:
C:108+4x+4=180
Step-by-step explanation:
The angles are supplementary so they sum up to 180
False I think it doesn't add up to 18
Answer:
sorry the diagram is not clear......
