Mathematics, 26.07.2021 21:10 aaa813

Cho góc AOB là góc bẹt .Trên cùng một nửa mặt phẳng bờ AB vẽ góc BOD=50 độ ,vẽ OC vuông góc với OD tại O. a. Tính góc BOC, AOC b. Vẽ OE là tia đối của OC. Tính góc AOE và DOE

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Cho góc AOB là góc bẹt .Trên cùng một nửa mặt phẳng bờ AB vẽ góc BOD=50 độ ,vẽ OC vuông góc với OD t...

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