Respuesta :

[tex]\\ \sf\longmapsto x+88+100+118=360[/tex]

[tex]\\ \sf\longmapsto x+188+118=360[/tex]

[tex]\\ \sf\longmapsto x+306=360[/tex]

[tex]\\ \sf\longmapsto x=360-306[/tex]

[tex]\\ \sf\longmapsto x=54[/tex]

FlashGiant

Answer:

54

Step-by-step explanation:

118+100+88=306

360-306=54

All quadrilaterals angle measures always add up to 360 degrees.