B=180°–A
B=180°–60°
B=120°
Jadi, besar sudut B adalah 120°
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Penyelesaian:
B=180°–A
B=180°–60°
B=120°
Kesimpulan:
Jadi, besar sudut B adalah 120°