Triangles Questions and Answers – Free PDF Download
Exercise 7.1 – Chapter 7: Congruence of Triangles (Class 9 Maths) (2025-26)
Exercise 7.1 delves into the concept of Congruence of Triangles, a key geometric principle. Though it may seem abstract at first, congruence plays a vital role in real-world applications such as constructing stable buildings, designing architectural frameworks, and creating precise geometric patterns. Triangles, being inherently stable, are foundational in both engineering and artistic design.
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This exercise includes numerous geometric proofs, making it essential to understand the related congruence theorems—like SSS, SAS, and ASA—before tackling the problems. These theorems provide logical tools to determine when two triangles are exactly the same in shape and size.
To aid your preparation, you can download the NCERT Solutions PDF for Class 9 Maths – Chapter 7, Exercise 7.1 for free using the link below. For complete support across the Class 9 Maths syllabus, head over to Mathify.in, where you’ll find clear, structured solutions and step-by-step guidance designed to boost conceptual understanding and exam readiness.

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Note:- Here CPCT means Congruent Parts of a Congruent Triangles.

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Note:- Here CPCT means Congruent Parts of a Congruent Triangles.

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Access Exercise wise NCERT Solutions for Chapter 7 Maths Class 9