Be careful, don't call them stories. I'm sure we know that they're called parables, but remember, when writing, aim for sophistication, fluency & elegance. Big words DO help. Provided you use them properly.
I'll answer Question 3 for you.
Okay, so the length of wire is 6m long.
Let the side which forms a square be x.
Therefore, the other side, which forms a rectangle, is 6 - x and the "short side" be a.
(1/4)x
_________
| |
| |
| | (1/4)x
L________|...