Respuesta :

towl35

Answer:

I have labeled the arcs AB and CD. The measure of angle x is 60°

Step-by-step explanation:

The measure of angle x is ½(mAB + mCD)

[tex]x = \frac{1}{2} (80 + 40) \\ \frac{120}{2} = 6 \\ x = 60[/tex]

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