Besar sudut BAC = 180-(x-17) = 197-x
Besar sudut ABC = 180-(x+33) = 147-x
Jumlah besar sudut suatu segitiga= 180°
38° + (197-x) + (147-x) = 180°
382° - 2x = 180°
2x = 202°
x = 101°
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Besar sudut BAC = 180-(x-17) = 197-x
Besar sudut ABC = 180-(x+33) = 147-x
Jumlah besar sudut suatu segitiga= 180°
38° + (197-x) + (147-x) = 180°
382° - 2x = 180°
2x = 202°
x = 101°