Recent content by lingping7

  1. L

    Triangles and parallel lines problem

    Angle 3 = 180-angle6-angle2 Angle 5 = 180-angle4-angle1 I could say Angle 5 = 180-angle2-angle2 I still don't get it :(
  2. L

    Triangles and parallel lines problem

    Yes that is true, I'm able to get angle 5 = to angle 6, but can't equate either of these angles to angle 1,2,3,4
  3. L

    Triangles and parallel lines problem

    The picture has the problem and my attempts, I need guidance. Thanks in advance
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