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tranhoanglan2201
2 năm trước
Trên cùng một nửa mặt phẳng có bờ là tia oa vẽ hai tia OB và OC sao cho góc AOB bằng 70 độ góc và góc AOC bằng 120 độ.tia OT là tia đối của tia Oa, tia OC có nằm giữa hai tia OB và OT không Vì sao GIÚP MIK ĐI, MIK ĐĂNG 5 LẦN R Ớ. ĐIỂM CAO LÉM Ớ, GIÚP MIK VSSSSS
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