Jawab:
a = 50, b=70, c=60
Penjelasan dengan langkah-langkah:
a = sudut BCD = 50
b = 180 - 60 - 50 = 70
c = 180 - 70 - 50 = 60 (jumlah sudut segitiga)
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Jawab:
a = 50, b=70, c=60
Penjelasan dengan langkah-langkah:
a = sudut BCD = 50
b = 180 - 60 - 50 = 70
c = 180 - 70 - 50 = 60 (jumlah sudut segitiga)