The first one is 6
The second one is 4
It is the commutative property of addition
I believe it’s b or c... Hope this helps!
Answer: Its 1
Step-by-step explanation:
Answer:
4.right
5. obtuse
6. acute
7. obtuse
8.acute
9. right
10. right
11. acute
12. obtuse
hope this helps
have a good day :)
Step-by-step explanation: