Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
angle or corner =
1. Šp
2. ‹³
3. ‰H
4. Ϋ

ƒŒƒxƒ‹2. •ύX
SDAL“‡‰pŒêŠwZ