| (1) Intersecting | (2) Tangent | (3) External | (4) Indeterminate |
\textbf{129.} Two circles with centers $O$ and $O'$ are externally tangent. A circle with diameter $\overline{OO'}$ is drawn with external common tangency to these two circles. What is the position of the two circles?
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(1) Intersecting & (2) Tangent & (3) External & (4) Indeterminate
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