Cytris Cytris
  • 01-06-2018
  • Mathematics
contestada

One of the same side angles of two parallel lines is 20° smaller than the other one. Find all angles.
Please explain so I can understand in future situations. Thanks a MILLIONNN!!!!

Respuesta :

alarisaT
alarisaT alarisaT
  • 01-06-2018
call the smaller angle as x, we have
[tex]x + (x + 20) = 180 \\ 2x + 20 = 180 \\ x = 80[/tex]
so the smaller angle is 80° degree and the bigger one would be 100°
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