trapezoid

The Open Trapezoid Twist (also just called Trapezoid Twist) is a moderately common twist and is usually one of the first mixed-depth twists that a new tessellation folder learns. Crease Patterns and Folded Forms Animations Uses in Tessellations Open trapezoid twists are folded starting from an equilateral triangle grid and the folds that outline the trapezoid itself are … Read more

The Closed Trapezoid Twist (also called the Arrow Twist) is a moderately-common twist and usually the first twist using a notch that a new tessellation folder learns. Crease Patterns and Folded Forms Animations Uses in Tessellations Closed trapezoid twists are folded starting from an equilateral triangle grid and the folds that outline the central rhombus are not on … Read more