Trapezium as a quadrilateral having exactly one pair of parallel sides.
Channel: Doubtnut
Date: 2020-01-19

Trapezium as a quadrilateral having exactly one pair of parallel sides. Therefore if ABCD is a trapezium in which `AB |\\| DC.`Then `(i)angleB+angleC=180^@ (ii) angleA+angleD=180^@`