Can someone explain how to solve this question:
to the nearest degree, what is the measure of each exterior angle of a regular heptagon?
a. 45 degrees
b. 51 degrees
c. 30 degrees
d. 60 degrees

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?