Answer:
11.25
Step-by-step explanation:
W
First, add the values up.
15+9+11+7+5+11+26+6=90
Then divide the sum by the number of numbers.
90/8=11.25
No solution
The square lawn.
This is because a perimeter of 36 meters means that it is 81 ft^2 of total area.
A circle of 36 meters means that it would be 36/2r, which would be smaller that 81 ft^2.