besar sudut ABC adalah.........
Matematika
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Pertanyaan
besar sudut ABC adalah.........
1 Jawaban
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1. Jawaban IqbalRimbaa
6t +4 + 4t -2 = 180°
6t +4t + 4 -2 = 180°
10t + 2 = 180°
t + 2 = 180° ÷ 10
t+2 = 18°
t = 18° - 2
t = 16°