NCERT Solutions for Class 7 Maths Chapter 7 Congruence of Triangles Ex 7.1 are part of NCERT Solutions for Class 7 Maths. Here we have given NCERT Solutions for Class 7 Maths Chapter 7 Congruence of Triangles Ex 7.1.

Board |
CBSE |

Textbook |
NCERT |

Class |
Class 7 |

Subject |
Maths |

Chapter |
Chapter 7 |

Chapter Name |
Congruence of Triangles |

Exercise |
Ex 7.1 |

Number of Questions Solved |
4 |

Category |
NCERT Solutions |

## NCERT Solutions for Class 7 Maths Chapter 7 Congruence of Triangles Ex 7.1

**Question 1.**

Complete the following statements:

**(a)** Two line segments are congruent if……..

**(b)** Among two congruent angles, one has a measure of 70°; the measure of the other angle is…….

**(c)** When we write ∠A = ∠B, we actually mean….

**Solution:
**

**(a)**they have the same length

**(b)**70°

**(c)**m∠A = m∠B

**Question 2.**

Give any two real-life examples for congruent shapes.

**Solution:**

- Two coins or notes of the same denomination.
- Two keys of the same lock.

**Question 3.**

If ∆ ABC = ∆ FED under the correspondence ABC ↔ FED, write all the corresponding congruent parts of the triangles.

**Solution:**

Corresponding vertices: A and F; B and E; C and D.

Corresponding sides : \(\overline { AB } \) and \(\overline { FE } \) ; \(\overline { BC } \) and \(\overline { ED } \); \(\overline { CA } \) and \(\overline { DF } \).

Corresponding angles: ∠A and ∠F; ∠B and ∠E; ∠C and ∠D.

**Question 4.**

If ∆ DEF = ∆ BCA, write the part(s) of ∆ BCA that correspond to

- ∠E
- \(\overline { EF } \)
- ∠F
- \(\overline { DF } \)

**Solution:**

- ∠C
- \(\overline { CA } \)
- ∠A
- \(\overline { BA } \)

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