Answer: GCE
Step-by-step explanation:
This is because supplementary angles add up to 180 degrees. By assuming GCE is 70 degrees, and GCE is 110 degrees, we get 180 degrees. Plus, both of those angles share the same vertex.
It is an arithmetic because it is adding 2 to each number.
Answer: 352
Step-by-step explanation:
AB and CD do not intersect.
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