The number of circles touching the lines \[x=0\], \[y=a\] and \[y=b\]

1.	The number of circles touching the lines \[x=0\], \[y=a\] and \[y=b\] is
A.	One
B.	Two
C.	Four
D.	Infinite
Answer» C. Four

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The number of circles touching the lines \[x=0\], \[y=a\] and \[y=b\] is

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