KennedyK22
KennedyK22 KennedyK22
  • 02-03-2017
  • Mathematics
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Аноним Аноним
  • 02-03-2017
since the angles added together make a straight line and by defn equals 180 degrees we have the setup. the middle angle is 90 by the square aroind the vertex of the angle

2x + 90 = 180 top blanks
2x = 90
x = 45 - answer bottom 2 blanks
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