Respuesta :

Answer:

x°=30°

Step-by-step explanation:

DE and BC arc parallel line

So DBC angle and ADE angle are equal using property of Parallel

lines that corresponding angles are equal

So ADE angle =40°

So the equation is

40°+110°+x°= 180°

150°+x°=180°

x°=180°-150°

x°=30°

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