What is a Triangle (Orchestral)?

A triangle (orchestral) is a small percussion instrument made from a metal bar bent into a triangular shape, with one corner left open. It is suspended by a string or wire and played by striking it with a metal beater.

When struck, the triangle produces a bright, ringing tone that can cut clearly through the sound of the orchestra. The player can control the sound by striking different parts of the triangle or by damping it with the hand to shorten the resonance.

The triangle is used in orchestral, concert band, and chamber music to add sparkle and rhythmic clarity. Although it is a small instrument, its clear, shimmering sound can highlight important musical accents or add brilliance to the overall orchestral texture.