Mathematics, 07.08.2021 14:00 pizzaqueen5242
Cho tam giác abc vuông tại a, phân giác cd(d thuộc ab). kẻ di vuông góc bc tại i(i thuộc bc). gọi h là giao điểm của ac và di
a, tam giác acd = tam giác icd
b, cd là đường trung trực của ai
Answers: 2
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Cho tam giác abc vuông tại a, phân giác cd(d thuộc ab). kẻ di vuông góc bc tại i(i thuộc bc). gọi h...
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