Examples of (symmetric) Interlocked 3 By 1 Triangles:
dancers work together and
dancers work together in a 3 By 1 Triangle
3 By 1 Triangles,
Interlocked 3 By 1 Triangles are usually a
Generalized Tandem-Based Triangle instead of Wave-Based Triangle.
Typically the only calls done from (Interlocked) 3 By 1 Triangles are Circulate, Funny Circulate,
See also 3 By 1 Triangle FORMATION [C2].