Jawaban:
a. 60° dan b. 65°
Penjelasan dengan langkah-langkah:
a. < ABC = 180° - 120°
= 60°
b. < ACB = 180° - <BAC - <ABC
= 180° - 55° - 60°
= 65°
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Jawaban:
a. 60° dan b. 65°
Penjelasan dengan langkah-langkah:
a. < ABC = 180° - 120°
= 60°
b. < ACB = 180° - <BAC - <ABC
= 180° - 55° - 60°
= 65°