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Mathematics, 19.06.2021 14:00 elposhoo5067

ΔABC vuông tại A có AB trên AC bằng 3 phần 4, đường cao AH bằng 15cm. Khi đó độ dài CH bằng

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ΔABC vuông tại A có AB trên AC bằng 3 phần 4, đường cao AH bằng 15cm. Khi đó độ dài CH bằng...
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