NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 6: Triangles - Problems and SolutionsQuestion 151
Class 7 - Mathematics - Unit 6: Triangles - Problems and Solutions
Question. 151
In Fig. 6.52, DE = IH, EG = FI and ∠E = ∠I. Is ΔDEF ≅ ΔHIG? If yes, by which congruence criterion?

Answer:
Yes, by SAS
Detailed Answer with Explanation:
Two sides and included angle are equal, hence ΔDEF ≅ ΔHIG by SAS.