Nilai x :
2x° + 3x° = 180°
5x° = 180°
x = 180° ÷ 5°
x = 36
Besar Sudut BAC :
= 2x°
= 2(36)°
= 72°
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Nilai x :
2x° + 3x° = 180°
5x° = 180°
x = 180° ÷ 5°
x = 36
Besar Sudut BAC :
= 2x°
= 2(36)°
= 72°