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Mathematics, 14.10.2021 01:00 2000samantha

. Cho tam giác ABC

M N P , ,
lần lượt là trung điểm
AB BC AC , , ,G
là trọng tâm tam giác
ABC
.Khẳng định nào sau đây đúng

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. Cho tam giác ABC

M N P , ,
lần lượt là trung điểm
AB BC AC , , ,G
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