Sudut A+B+C = 180°
maka,
180 = 45+60+C
180 = 105+C
C = 180-105
C = 75°
jadi besar sudut C adalah 75°
Jika ada 3 sudut, berarti 180°
A + B + C = 180°
45° + 60° + C = 180°
105° + C = 180°
180 - 105 = C
Spesifikasi : Garisndan Sudut
Kelas : 7
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Sudut A+B+C = 180°
maka,
180 = 45+60+C
180 = 105+C
C = 180-105
C = 75°
jadi besar sudut C adalah 75°
Jika ada 3 sudut, berarti 180°
A + B + C = 180°
45° + 60° + C = 180°
105° + C = 180°
180 - 105 = C
C = 75°
Spesifikasi : Garisndan Sudut
Kelas : 7