6. what is the area of a circle that has a circumference of 42 inches? a. 141.03 in2 b. 21.04 in2 c. 126.60 in2 d. 132.62 in2

Lesson 9-3 for items 8-10, a square is drawn in the coordinate plane, with vertices as shown in the diagram. then the square is reflected across the x-axis. -2 4 8. the function that describes the reflection is (x, y) - a. (x, y-3). b. (x, y-6). c. (-x, y). d. (x,- y).