Answer:subtraction property
Step-by-step explanation:
Two a negative and a negative makes a positive so it would be x+6=18 so u do the opposite on both sides so it would be subtraction
I think it is 8.83? I am not positive but it is worth a try
Answer:
yes, this forms a right angle
Answer:
14
Step-by-step explanation:
It it 270 degrees for the shaded part of it