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PLEASE HELPPPPPP I HAVE BEEN STUCK ON THIS FOR HOURSSSSSS

PLEASE HELPPPPPP I HAVE BEEN STUCK ON THIS FOR HOURSSSSSS-example-1

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180-104 = 76
Angle EBC = 76°
Because EC = BC it’s an isosceles triangle and angle BEC = 76°
76+76 = 152°
180-152= 28°
= angles in a triangle sum 180
Answer= 28° because vertically opposite angles are equal.
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