gregoryhendrix06 gregoryhendrix06
  • 22-03-2021
  • Mathematics
contestada

Is AB perpendicular to CD? Explain

Is AB perpendicular to CD Explain class=

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tabithaashley tabithaashley
  • 22-03-2021
The top answer - because the slopes/ gradients of perpendicular lines are the negative reciprocals of each other
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