Poopoo!!!?!!!!!!!?!!!??!!!
Well technically this problem is wrong, as two sides are the same on a rectangle on each side.
Answer: 1 hour 20 minutes
<u>Step-by-step explanation:</u>
Let's figure out how long it would take 1 person to dig the hole and then divide that number by 9 (since they are sharing the workload).

X=40 because you set all the degrees equal to 360 degrees because its a circle :)