Penjelasan dengan langkah-langkah:
sudut berpelurus
5a + 60 + 3a = 180
8a = 120
a = 15
AOC = 5a + 60
= 5(15) + 60
= 75 + 60
= 135°
BOC = 3a
= 3(15)
= 45°
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Penjelasan dengan langkah-langkah:
sudut berpelurus
5a + 60 + 3a = 180
8a = 120
a = 15
AOC = 5a + 60
= 5(15) + 60
= 75 + 60
= 135°
BOC = 3a
= 3(15)
= 45°