<h3>Answer:</h3>
6 in
<h3>Explanation:</h3>
CG is 2/3 the length of median CM, where M is the midpoint of AB. M is the center of the circumscribing circle, which has radius 9 in, so CM is 9 in, and CG is 6 in.
Answer: Your answer is 3.77
Step-by-step explanation:
R = kp/st
18 = 12k/(1/6 x 2)
18 = 12k/(1/3)
18 = 36k
k = 18/36 = 1/2