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  1. Chapter 7 Class 7 Congruence of Triangles
  2. Serial order wise
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Ex 7.1, 1 Complete the following statements: (a) Two line segments are congruent if ___________. Two line segments are congruent if they have the same length. (b) Among two congruent angles, one has a measure of 70°; the measure of the other angle is ___________. Among two congruent angles, one has a measure of 70°; the measure of the other angle is 70° (c) When we write ∠A = ∠B, we actually mean ___________. When we write ∠A = ∠B, we actually mean m∠A = m∠B i.e m∠A = measure of ∠A m∠B = measure of ∠B

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.