Two points give you a line. A third point (often called a check-point) is used to confirm the accuracy of your first two points. If all three line up, you have confirmed you have the correct line.
B- use Desmos it helps a lot!
Answer:
try 36 but im not quite sure
Step-by-step explanation:
im sry if im wrong have a good rest of your day :)
Answer:
4, 8, 6
Step-by-step explanation:
4 is cost, 6 is acid rain, 8 is, recycling