nhonghai022
nhonghai022 nhonghai022
  • 22-11-2021
  • Mathematics
contestada

cho hai đường thẳng a và b song song với nhau.Đường thẳng c vuông góc với b khi nào

Respuesta :

Heaven44182
Heaven44182 Heaven44182
  • 22-11-2021

Answer:

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Sorry i don't understand.

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