" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
180° = 50° + 180° − 2x° + 10° + 180° − x° − 60°
180° = 360° − 3x°
3x° = 360° − 180°
3x° = 180°
x° = 60°