Jawab:
Penjelasan dengan langkah-langkah:
11. x = 180° - 120° = 60°
12. x = 180° - 83° = 97°
y = 115°
z = 75°
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Jawab:
Penjelasan dengan langkah-langkah:
11. x = 180° - 120° = 60°
12. x = 180° - 83° = 97°
y = 115°
z = 75°