neilfatih neilfatih
  • 20-11-2021
  • Mathematics
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If shown, AB and CD are straight lines. Find x in each case

If shown AB and CD are straight lines Find x in each case class=

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bhagyasanduni028
bhagyasanduni028 bhagyasanduni028
  • 20-11-2021

Answer:

60

Step-by-step explanation:

[tex]x \: + \: y \: + 30 \: + 30 \: = 180 \: \: \: \: \: \: \: \: \: (1)\\ \\ y + 30 = 90 \\ y = 90 - 30 \\ y = 60 \\ \\ (1) \: \: \: \: \: \: \: \: \: \: \: \: \: x + 60 + 30 + 30 = 180 \\ x = 180 - 120 \\ x = 60[/tex]

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