a. 150°
b. 45°
Penjelasan dengan langkah-langkah:
garis lurus besarnya 180°
a. x = 180° - 30°
= 150°
b. 60° + 2x + 30° = 180°
90° + 2x = 180°
2x = 180° - 90°
2x = 90°
x = 90°/2
= 45°
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a. 150°
b. 45°
Penjelasan dengan langkah-langkah:
garis lurus besarnya 180°
a. x = 180° - 30°
= 150°
b. 60° + 2x + 30° = 180°
90° + 2x = 180°
2x = 180° - 90°
2x = 90°
x = 90°/2
= 45°