NCERT Solutions for Class 10 Maths Chapter 6 Exercise 6.1: This exercise provides a structured understanding of the similarity of triangles—one of the most important topics in the Class 10 Maths syllabus. This exercise introduces students to key similarity criteria such as AAA, SSS, and SAS, helping them identify when two triangles are similar based on angles and side ratios.
These Class 10 Triangles exercise 6.1 solutions explain each concept through clear steps, logical reasoning, and accurate geometric methods. Students learn how to apply the rules of proportionality, compare side lengths, and use similarity to solve problems efficiently
1. Fill in the blanks using correct word given in the brackets:-
(i) All circles are __________. (congruent, similar)
Answer: Similar
(ii) All squares are __________. (similar, congruent)
Answer: Similar(iii) All __________ triangles are similar. (isosceles, equilateral)
Answer: Equilateral(iv) Two polygons of the same number of sides are similar, if (a) their corresponding angles are __________ and (b) their corresponding sides are __________. (equal, proportional)
Answer: (a) Equal (b) Proportional2. Give two different examples of pair of (i) Similar figures (ii) Non-similar figures
Solution:

3. State whether the following quadrilaterals are similar or not:
Solution:
From the given two figures, we can see that their corresponding angles are different or unequal. Therefore, they are not similar.The Triangles class 10 exercise 6.1 PDF offers complete, step-by-step solutions to all questions from the exercise. It covers each similarity criterion in detail, ensuring students understand not just the method but the mathematical reasoning behind it. This PDF serves as a dependable revision tool for conceptual clarity and exam readiness.
NCERT solutions Class 10 Maths PDF