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  • 26-03-2018
  • Mathematics
contestada

Given: parallel lines are crossed by a transversal line.



What is the value of x?

80°
90°
100°
180°

Given parallel lines are crossed by a transversal line What is the value of x 80 90 100 180 class=
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swafim
swafim swafim
  • 26-03-2018
x+100=180,
then x=80
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Kanxo
Kanxo Kanxo
  • 26-03-2018
The answer is 80°

As, 100°+x = 180° [being co-interior angles] Or, x = 180° - 100°
then, x = 80°
Answer Link

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