1234+1234567912345678901342=?

The circle below is centered at the point (3, 1) and has a radius of length 2. what is the equation?

A)a square brown tarp has a square green patch green in the corner the side length of the tarp is (x + 8) and the side length of the patch is x what is the area of the brown part of the tarpb)a square red placemat has a gold square in the corner the side length of the gold square is (x - 2) inches with the width of the red region is 4 in what is the area of the red part of the placemat

Would greatly appreciate these 3 answers