It began as the season of hunky men in T-shirts, with Ricky Martin and Blair Underwood leading a pack of six-packs. But when all was said and sung, Broadway’s most powerful performances came from women — short women. Not since 4-foot-11 Kristin Chenoweth blew everyone off the stage in “You’re a Good Man, Charlie Brown” have so many tiny dynamos dominated the Tony nominations: This year’s include Tracie Bennett, Stockard Channing, Linda Lavin, Celia Keenan-Bolger, Cristin Milioti and Spencer Kayden — all of them scarcely taller than Helen Hayes, the 5-foot First Lady of Theater. We asked some of our shortest stars to put their height into perspective.