kiahtab13 kiahtab13
  • 25-06-2018
  • Mathematics
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‼️‼️help please ASAP

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Luv2Teach
Luv2Teach Luv2Teach
  • 25-06-2018
If this is a square, then angle B has a measure of 90 degrees.  Therefore, 3x+60=90.  3x = 30, so x = 10.  First choice above.
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