3x+2×=180
5x=180
x=180/5
×=36
boc =2×
=2 (36)
72°
<AOB + <BOC = 180
3x + 2x = 180
5x = 180
x = 180/5
x = 36
<BOC = 2x
<BOC = 2 × 36 = 72°
jawaban nya : 72°
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3x+2×=180
5x=180
x=180/5
×=36
boc =2×
=2 (36)
72°
<AOB + <BOC = 180
3x + 2x = 180
5x = 180
x = 180/5
x = 36
<BOC = 2x
<BOC = 2 × 36 = 72°
jawaban nya : 72°