1+1 impossible s hard

In which figure is de bc ? a. figure 1 b. figure 2 c. figure 3 d. figure 4

It says factor each expression 49x-28?

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?