Respuesta: A)
[tex]Hola[/tex]
[tex]Tema: Lineas\ paralelas[/tex]
========================
[tex]Hay\ que\ recordar\ que\ el\ angulo\ llano\ vale\ 180\\Y\ que vemos\ donde\ dice\ x, 2x, 60 ??\\Un\ angulo\ llano.[/tex]
[tex]Por\ lo\ tanto\ x+2x+60=180\\3x+60=180\\3x=120\\x=40[/tex]
[tex]Pero\ pide\ 2X,\ 2(40)=80\\Por\ lo\ tanto\ A)[/tex]
[tex]================\\Saludos[/tex]
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Respuesta: A)
[tex]Hola[/tex]
[tex]Tema: Lineas\ paralelas[/tex]
========================
[tex]Hay\ que\ recordar\ que\ el\ angulo\ llano\ vale\ 180\\Y\ que vemos\ donde\ dice\ x, 2x, 60 ??\\Un\ angulo\ llano.[/tex]
[tex]Por\ lo\ tanto\ x+2x+60=180\\3x+60=180\\3x=120\\x=40[/tex]
[tex]Pero\ pide\ 2X,\ 2(40)=80\\Por\ lo\ tanto\ A)[/tex]
[tex]================\\Saludos[/tex]