Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
diameter =
1. ‹¾
2. b
3. Œa
4. •Ö

ƒŒƒxƒ‹4. •ÏX
SDAL“‡‰pŒêŠwZ