Ultimate Tango School of Dance in Medford presents its weekly Virtual Tuesday program. Virtual Short Sequences is offered at 7:30 p.m., featuring the second session of a five-part series on Colgadas — the most challenging off-axis movement. The cost for Virtual Short Sequences is $20 per session; register here: https://courses.ultimatetango.com/pages/short-sequences Virtual Solo Exercises, which caters to dancers with no partner, is presented at 8:30 p.m. There is no fee for Virtual Solo Exercises but registration is required here: https://courses.ultimatetango.com/collections?category=solo-exercises As…