Besar sudut BAC adalah..
Penjelasan dengan langkah-langkah:
(3x - 5)° + (x + 10)° + 95° = 180°
3x - 5 + x + 10 + 95 = 180
4x + 100 = 180
4x = 80
x = 20
<BAC = 3x - 5 = 3(20) - 5 = 60 - 5 = 55° (C)
[answer.2.content]
Penjelasan dengan langkah-langkah:
(3x - 5)° + (x + 10)° + 95° = 180°
3x - 5 + x + 10 + 95 = 180
4x + 100 = 180
4x = 80
x = 20
<BAC = 3x - 5 = 3(20) - 5 = 60 - 5 = 55° (C)
[answer.2.content]