SOLUTION: what are some equations of a line for which the line and circle have one point in common? Can i please have someones help to figure this out?

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Question 962706: what are some equations of a line for which the line and circle have one point in common?
Can i please have someones help to figure this out?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+x%5E2+%2B+y%5E2+=+4+ and
+y+=+2+
have one point in common:
( 0,2 )
Here are plots: