Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
angle or corner =
1. Šp
2.
3. –k
4. ‘g

ƒŒƒxƒ‹2. •ÏX
SDAL“‡‰pŒêŠwZ