Mathematics, 30.07.2021 01:20 aatharris21

Cho tam giác ABC góc A =90 độ ,đường cao AH biết chu vi tam giác ABH=9 cm chu vi tam giác ACH=12 cm tính chu vi tam giác ABC

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Cho tam giác ABC góc A =90 độ ,đường cao AH biết chu vi tam giác ABH=9 cm chu vi tam giác ACH=12 cm...

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