Jawaban:
A. 51°
Penjelasan dengan langkah-langkah:
total sudut segitiga = 360°
DCB = 110°
sehingga ACB = 180° - 110° = 70°
x + x + 8° + 70° = 180°
2x = 102°
x = 51°
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Jawaban:
A. 51°
Penjelasan dengan langkah-langkah:
total sudut segitiga = 360°
DCB = 110°
sehingga ACB = 180° - 110° = 70°
x + x + 8° + 70° = 180°
2x = 102°
x = 51°