Answer: yes
Step-by-step explanation: If you think about it like money would you rahter have $0.4 or $0.04 to change it into to decimal form you just do 2 divided by 5 hope this helped :)
I dont know for a fact but it could be 0.70710678118 but im not sure
Because the two vertices have the same x-coordinate, the side is a vertical line. It starts vertically from -18 to 18
the length = 18 - (-18)
the length = 18 + 18
the length = 36
The length of the side is 36 unit