Answer:
+12
Step-by-step explanation:
Answer:
d=√(x2-x1)² + (y2-y1)²
Step-by-step explanation:
ans is √85 unit
Answer: C
Step-by-step explanation:
Supplementary angles add up to 180
x + 83 = 180
x= 97
Answer:
69, -69
Step-by-step explanation:
If the number is positive, the opposite of it is the same number, but negative.
If the number is negative, the opposite of the number is the same number, but positive.
So, -69 would be 69.
69 is the opposite of -69, so the opposite of 69 would go back to -69.