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If angle AB is parallel to angle CD, what is m

If angle AB is parallel to angle CD, what is m-example-1

1 Answer

1 vote

Answer:


84^(\circ)

Explanation:

Using the same-side interior angles theorem,


6x+6+6x-6=180 \\ \\ 12x=180 \\ \\ x=15 \\ \\ m\angle ACD=6(15)-6=84^(\circ)

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