Answer:
circumference of pool=81.67
Step-by-step explanation:
4. 3. 10
5. 1102.31
6. 17.37
y=-x+6
2x-(-x+6)=6
3x=12
x=4
4+y=6
y=2
It would help if you had a four quadrant graph, but the distance would be (8,11).