Finding arc.. someone help.

What is the difference between the number of adult dogs at the park on monday and tuesday

Subtract 8 1/6 - 4 5/6 . simplify the answer and write as a mixed number.

The clayton family’s pool has vertices at the coordinates (0, 2), (0, 5), (2, 5), (2, 6), (5, 6), (5, 1), (2, 1), and (2, 2). if each grid square has an area of 9 square feet, what is the area of the pool?