Mathematics, 24.10.2021 14:00 janeou17xn

Một số hệ thức lượng về cạnh và đường cao trong tam giác vuông 1.1 Cho tam giác ABC vuông tại A, có AB 15cm; AC 20cm và đường cao AH. Tính
độ dài đoạn thẳng BC và AH.
1.2 Cho tam giác ,ABC biết 7,5,BCcm 4,5,CAcm 6.ABcm
a) Tam giác ABC là tam giác gì ? Tính đường cao AH của tam giác ;ABC
b) Tính độ dài các đoạn ,BH .CH

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Một số hệ thức lượng về cạnh và đường cao trong tam giác vuông 1.1 Cho tam giác ABC vuông tại A, c...

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