Answer:
D
Step-by-step explanation:
Just ask :)
The little square in the angle means 90 degrees. so if you know one angle in that overall angle is 76 you just have to subtract 72 from 90 and get 18. but since its (x-6) is the answer you would take 18 and take away 6 to get 12
It will take 80 minutes to fill the pool 20x4=80
