how many lines of symmetry does a trapezium have? Share with your friends Share 1 Sharanya answered this an Isosceles trapezium has one line of symmetry as shown in this picture 0 View Full Answer Soham Pawar answered this 1 segment 0 Nripendra Mishra answered this All the trapezium have only one line of symmetry 0 Vansh Sachdeva answered this i line of symmetry. 0 Nishanth Agashthyaa answered this dear friend, a trapezium has one line of symmetry . i hope this will help you, regards 1 Kunal Arya answered this IT HAS 1 LINE OF SYMMETRY WHICH IS VERTCALY REGARDS KUNAL 0 Stuti Sharma answered this It has just a line of symetry. 0 Sanshray answered this a trapezoid has only 1 line of symmetry. 0