Croeso i hafan mewnrwyd Ysgol Tryfan.
Defnyddio Dyfeis Personol (Bl’dd 10, 11, 12, 13) Bring Your Own Device (Yrs 10, 11, 12, 13) Cytundeb DDP CY BYOD Agreement ENG
Canllawiau GDPR CY GDPR Acceptable use ENG
UCAS WEB APP
