Triangle - percussion instrument, in the form of a bent rod in the form of a triangle. For better resonances, one of the angles of a musical instrument is still open, although the ends of the rod almost touching each other. Triangle has a brilliant and bright tone, as a rule, entrusted to him by the simple rhythm game. Triangle is suspended in one of the corners on a thin wire or braid, which is held in the hand or attached to a music stand. In the triangle hit the metal (sometimes wooden) stick.