lethanhdiep2609 lethanhdiep2609
  • 18-10-2021
  • Mathematics
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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?

Respuesta :

hdidhosjdidb hdidhosjdidb
  • 18-10-2021
It is a because the trig one try of the nucleus is secondary
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