Jawaban:
Total sudut segitiga adalah 180°
B = 50°
A karena siku-siku berarti 90°
50 + 90 = 140°
180 - 140 = 40° (B)
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Jawaban:
Total sudut segitiga adalah 180°
B = 50°
A karena siku-siku berarti 90°
50 + 90 = 140°
180 - 140 = 40° (B)