Respuesta:
x=30°
Explicación paso a paso:
x + 4x+10 + x-10 = 180°
5x+10+x-10=180°
6x=180°
x=180/6
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Respuesta:
x=30°
Explicación paso a paso:
x + 4x+10 + x-10 = 180°
5x+10+x-10=180°
6x=180°
x=180/6
x=30°