67. The area of a trapezium with equal non-parallel sides is 168 m^2. If the lengths of the parallel sides are 36 m and 20 m, find the length of the non-parallel sides. 67. The area of a trapezium with equal non-parallel sides is 168 m^2. If the lengths of the parallel sides are 36 m and 20 m find the length of the non-parallel sides. August 10, 2021 Category: Chapter 11 - Mensuration , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related