Answer:
$9.99*m=d
Step-by-step explanation:
Step-by-step explanation:
The diameter of the circle is 4 inches so its radius r is 2 inches. The area of the circle is

The circumference C of the circle is

(3*2)(10^2 * 10^3) = 6*10^5
Answer: 2x
Step-by-step explanation: hope this helps :)
Hm, it seems like his answer is off. The image is what I got.