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Mathematics, 15.06.2021 19:10 damientran

Cho hình bình hành ABCD, từ B kẻ vuông góc BD cắt AC tại M, từ D kẻ vuông góc BD cắt AB tại N, I là giao AC và BD. Biết phương trình DM: x+y-4=0, P(-1/2;3) là trung điểm BI, E(5;0) thuộc NI. Tìm tọa độ A, B, C, D

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Cho hình bình hành ABCD, từ B kẻ vuông góc BD cắt AC tại M, từ D kẻ vuông góc BD cắt AB tại N, I là...

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