Having a common midpoint (10)
I believe the answer is:
concentric
(Other definitions for concentric that I've seen before include "With a common focus" , "description of target rings" , "Like rings on target" , "Like some circles" .)
I believe the answer is:
concentric
(Other definitions for concentric that I've seen before include "With a common focus" , "description of target rings" , "Like rings on target" , "Like some circles" .)