3.1 Introduction
3.4 Kinds of Quadrilaterals Based on the nature of the sides or angles of a quadrilateral, it gets special names. 3.4.1 Trapezium Trapezium is a quadrilateral with a pair of parallel sides. These are trapeziums These are not trapeziums Study the above figures and discuss with your friends why some of them are trapeziums while some are not.
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