Respuesta :

Answer:

x = 109

Step-by-step explanation:

The exterior  angle of a triangle is equal to the sum of the opposite angles in the triangle

x = 45+64

x =109

Answer:  B. 109 degrees

Step-by-step explanation:

The two remote interior angles add up to the exterior angle which means if you add the two measures you will get x.

64 + 45 =     109