7. If ∆ PQR ≅ ∆ EDF, then is it true to say that PR = EF? Give reason for your answer. 7. If ∆ PQR ≅ ∆ EDF then is it true to say that PR = EF? Give reason for your answer. June 30, 2021 Category: Chapter 7 - Triangles , Maths , NCERT Class 9 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related