Essentially, you can always tell a thing's position by 3 coordinates. We also say that our world is three-dimentional: it has three dimensions -that's why three coordinates are needed. If something is on a flat surface, you know its one coordinate (all points on the same surface have the same coordinate) so you only need two more (you can call them vertical and horizontal)
Answer:
-6 and -3 for the dots
Step-by-step explanation:
hope this is correct im bad at math
Is = 2 ………………………………..,…..
Step-by-step explanation:
I'm not sure what you mean by 'written method' but the sum is 2,654.
Answer:
a = 72
Step-by-step explanation:
Subtract 56 from both sides of the equation so you can isolate the variable
128-56=72
