What is the meaning of point of intersection?

Match each function with the corresponding function formula when h(x)=5-3x and g(x)=-3+5

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?

Aline passes through 3,7 and 6,9 what equation represents the line