18. 17.9
19. 21.1
20. I cant see the numbers sorry; if the sides are 6, √85 than it should have an angle of 40.6
The correct answer is letter B, (6,-1).
When you substitute this ordered pair on the equations, you would found out is the correct one.
Antagonist - a character or group of characters which stand is opposition to the protagonist or the main character
Answer:
-56;+4
Step-by-step explanation:
56 oopposite is -56
-(-4)=+4
