Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
angle or corner =
1. Šp
2. ‰æ
3. –Ñ
4. º

ƒŒƒxƒ‹2. •ÏX
SDAL“‡‰pŒêŠwZ