Respuesta :

Answer:

Step-by-step explanation:

AE and CD are the same therefore

B in the middle it 40 degrees both sides

Because it can only add up too 180, you do 180-40= 140

And then 140 divided by 2 = 70 each

So answer is 180 in total
The answer is 40
This is regarding to the properties of angles
Opposite angels formed when two lines intersect each other are always the same

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