Respuestas

  • Usuario de Brainly
2014-02-24T05:48:36+01:00
Angulos suplementarios suman 180°
alfa = x
beta = 180° -x
x= 5(180°-x)
x=900°-5x
x+5x =900°
6x=900°
x=900°/6
x= 150°
alfa0 150°
beta = 180° -150° =30°