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ΔABC, biết AB=27cm , BC= 45 cm, CA= 36 cm; đường cao AH. chứng tỏ a) ΔABC vuông tại A b) Tính số đo góc ABH c) tính độ dài đoạn thẳng AH, BH?
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ΔABC, biết AB=27cm , BC= 45 cm, CA= 36 cm; đường cao AH. chứng tỏ

a) ΔABC vuông tại A
b) Tính số đo góc ABH
c) tính độ dài đoạn thẳng AH, BH?

User VDanyliuk
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8.5k points

1 Answer

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It is a because the trig one try of the nucleus is secondary
ΔABC, biết AB=27cm , BC= 45 cm, CA= 36 cm; đường cao AH. chứng tỏ a) ΔABC vuông t-example-1
User MSkuta
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