These colored acrylic Plexiglass triangles are commonly used for displays, stands, signage, and many other applications. The acrylic material is colored, lightweight, and impact resistant. Acrylic is about 8 times stronger and tougher than glass, it is lightweight and easy to shape or fabricate. You’re able to use an acrylic sheet that is twice the thickness but still weighing about half the weight of a conventional glass sheet. Choose acrylic when you’re concerned about safety and handling. Many colors to choose from! The equilateral triangle will measure from side to side (width). Your height will correspond to the width.