Answer:
A: ≈ 28.26 inches
B: ≈ 25.12 inches
Step-by-step explanation:
To find the circumference of a circle, the outside distance, you simply multiply the diameter by π, or 3.14....
A:
9 * 3.14... ≈ 28.26 inches
B:
8 * 3.14... ≈ 25.12 inches