Respuesta:
x= 40°
Explicación paso a paso:
a + b + c = 180°
80° + x +60° = 180°
x + 140° = 180°
x = 180° - 140°
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Verified answer
Respuesta:
x= 40°
Explicación paso a paso:
a + b + c = 180°
80° + x +60° = 180°
x + 140° = 180°
x = 180° - 140°
x= 40°