" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2α +α = 60°
3α = 60°
α = 60°/3
α = 20°
2α +20x = 180° por angulos suplementarios como α =20° tenemos
2*20° +20x = 180°
20x = 180°-40°
20x = 140°
x = 140°/20
x = 7°
comprobacion
2α +20x = 180°
2*20° +20*7° = 180°
40° +140° =180°
180° =180°