Welcome to Westonci.ca, where your questions are met with accurate answers from a community of experts and enthusiasts. Our platform provides a seamless experience for finding reliable answers from a knowledgeable network of professionals. Get detailed and accurate answers to your questions from a dedicated community of experts on our Q&A platform.

The central angles of arc ACB and arc EFD are the same measure. If AB=4, BC=5, and ED=8 what is the radius of Circle B?
a. 6
b. 8
c. 10
d. 12