CIRCLE • CIRCLE • CIRCLE

All Pairs Are Intersecting (III)

All Pairs Are Tangent (TTT)

No Pairs Are Touching (DDD)

One Pair Is Intersecting, One Pair Is Tangent, One Pair Is Disjoint (ITD)

One Pair Is Intersecting, Two Pairs Are Disjoint (IDD)

One Pair Is Intersecting, Two Pairs Are Tangent (ITT)

One Pair Is Tangent, Two Pairs Are Disjoint (TDD)

Two Pairs Are Intersecting, One Pair Is Disjoint (IID)

Two Pairs Are Intersecting, One Pair Is Tangent (IIT)

Two Pairs Are Tangent, One Pair Is Disjoint (TTD)