Ex 7.2, 2 - You want to show that triangle ART congruent PEN




  1. Chapter 7 Class 7 Congruence of Triangles
  2. Serial order wise


Ex 7.2, 2 (a) You want to show that ∆ART ≅ ∆PEN, If you have to use SSS criterion, then you need to show (i) AR = (ii) RT = (iii) AT = For SSS criteria, All three sides must be equal Therefore, AR = RT = AT =

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.