Respuesta :

Answer:

b = 110°

Step-by-step explanation:

The sum of angles in a trapezoid is 360°

Summing the angles we get:

65°+55°+130°=250°

Then subtracting this value from 360° we get:

360°-250°=110°

Final answer of 110°

Answer:

b=110°

Step-by-step explanation:

if you add up the other angles and subtract that from 360 you get that angle