RBSE Solutions for Class 7 Maths Chapter 7 Congruence of Triangles Ex 7.1

Rajasthan Board RBSE Solutions for Class 7 Maths Chapter 7 Congruence of Triangles Ex 7.1 Textbook Exercise Questions and Answers.

Rajasthan Board RBSE Solutions for Class 7 Maths in Hindi Medium & English Medium are part of RBSE Solutions for Class 7. Students can also read RBSE Class 7 Maths Important Questions for exam preparation. Students can also go through RBSE Class 7 Maths Notes to understand and remember the concepts easily. Students can access the data handling class 7 extra questions with answers and get deep explanations provided by our experts.

RBSE Class 7 Maths Solutions Chapter 7 Congruence of Triangles Ex 7.1

Question 1.
Complete the following statements :
(a) Two line segments are congruent if ____________.
Answer:
Two line segments are congruent if they have the same length.

(b) Among two congruent angles, one has a measure of 70s; the measure of the other angles is ____________.
Answer:
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 ____________.
Answer:
When we write ∠A = ∠B, we actually mean measure of ∠A = measure of ∠B. 
m∠A = m∠B 

RBSE Solutions for Class 7 Maths Chapter 7 Congruence of Triangles Ex 7.1

Question 2.
Give any two real-life examples of congruent shapes.
Answer:

  1. Two five-rupee coins.
  2. Shaving blades of same packet.

Question 3.
If ΔABC ≅ ΔFED under the correspondence ABC ↔ FED, write all the corresponding congruent parts of the triangles.
Answer:
All the corresponding congruent parts of ΔABC and ΔFED are :
RBSE Solutions for Class 7 Maths Chapter 7 Congruence of Triangles Ex 7.1 1
(i) ∠A ↔ ∠F
(ii) ∠B ↔ ∠E
(iii) ∠C ↔ ∠D
(iv) AB ↔ FE
(v) AC ↔ FD
(vi) BC ↔ ED

Question 4.
If ΔDEF ≅ ΔBCA, write the parts of ABCA that are correspond to :
(i) ∠E (ii) \(\overline{E F}\) (iii) ∠F (iv) \(\overline{D F}\)
Answer:
∵ ΔDEF ≅ ΔBCA
RBSE Solutions for Class 7 Maths Chapter 7 Congruence of Triangles Ex 7.1 2
(i) ∠E ↔ ∠C
(ii) EF ↔ CA
(iii) ∠F ↔ ∠A
(iv) DF ↔ BA

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Last Updated on June 9, 2022, 10:07 a.m.
Published June 9, 2022