trapezium тээрмийн өндөр үйлдвэрлэл
Trapezium Definition, Types, Properties, Formulas, 2022119 What is a Trapezium? A trapezium is a closed-shaped two-dimensional quadrilateral having a pair of parallel opposite sides. The parallel sides of a trapezium are called bases and the non-parallel sides of a trapezium are called legs. The trapezium has four sides and four corners.