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:
equation in terms of x is 18x - 12
x = 3
area = 104 sq. feet
you want only the ans right?
if you need explaination comment down.
GOOD LUCK FOR THE FUTURE! :)
Answer:
12 hours :)
Step-by-step explanation: