St Louis stock car races attendance time trials first-round 12645 second-round 16234 third-round 18817 first-round 17352 2nd round 20 1896 3rd round 23773 to the nearest thousand about how many more fans attended a third-round finals than the third round time trials

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