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Mathematics, 07.08.2021 14:00 rcolavit

Cho tứ giác ABCD có C= 60, D= 80, A-B= 10. Tính số đo của A và B
ĐS: A=115, B=105

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Cho tứ giác ABCD có C= 60, D= 80, A-B= 10. Tính số đo của A và B
ĐS: A=115, B=105...
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