Apple557
24.07.2021 •
Mathematics
Cho Tam giác ABC vuông tại A có đường cao AH ( H thuộc BC ) và AB=6cm AC=8cm a) Chứng minh Tam giác ABC đồng dạng với Tam giác HBA b) Chứng minh AB bình = Bh.BC c) tính S tam giác ABH trên S Tam giác ACH = ?
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