Berpelurus.
3x - 2° + 90° + 2x + 7° = 180°
5x + 90° + 5° = 180°
5x + 95° = 180°
5x = 180° - 95°
5x = 85°
x = 85/5
x = 17°
Penjelasan dengan langkah-langkah:
penjelasannya ada di dilampiran
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Berpelurus.
3x - 2° + 90° + 2x + 7° = 180°
5x + 90° + 5° = 180°
5x + 95° = 180°
5x = 180° - 95°
5x = 85°
x = 85/5
x = 17°
Penjelasan dengan langkah-langkah:
penjelasannya ada di dilampiran