Penjelasan dengan langkah-langkah:
5a + 60 + 3a = 180
8a + 60 = 180
8a = 180 - 60
8a = 120
a = 120/8
a = 15
<AOC
= 5a + 60
= 5.15 + 60
= 75 + 60
= 135°
__
<BOC
= 3a
= 3.15
= 45°
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Penjelasan dengan langkah-langkah:
5a + 60 + 3a = 180
8a + 60 = 180
8a = 180 - 60
8a = 120
a = 120/8
a = 15
<AOC
= 5a + 60
= 5.15 + 60
= 75 + 60
= 135°
__
<BOC
= 3a
= 3.15
= 45°