The polygon circumscribes a circle. Find the perimeter of the polygon. 7 in, 8 in 6 in and 7.5 in

A. 28.5 in
B. 57 in
C. 30 in
D. 62 in

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)