bagaimana cara mengerjakan soal no 8?
Matematika
ulfa274
Pertanyaan
bagaimana cara mengerjakan soal no 8?
1 Jawaban
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1. Jawaban katrin13
ABC = ACB
70° = 70°
BAC = 180 - ACB - ABC = 180°- 70-70 = 40°
ACD = BAC + ABC = 40° - 70° = 30°