Probably not your style but it's so cool I had to share :-)
Slovenia Pavilion at Expo Milano 2015, Milan, 2015 - SoNo arhitekti
Triangle School by Nameless Architecture has a three-sided courtyard at its centre.
designboom: the faceted window inside a chapel in valleaceron designed by S.M.A.O. #architecture #designboom
Parka – Architecture & Design
KWK Promes - Triangle house
R3 Triangle Building in San Diego from Lloyd Russell
Triangle Cliff House 3
R3 Triangle Building in Little Italy, San Diego by Lloyd Russell
Kids use their cutting skills to build Piggy's house on this prekindergarten worksheet. This worksheet helps build fine motor skills and recognition of shapes.