NCERT Solutions for Class 10 Maths Chapter 6 Triangles Ex 6.1

NCERT Solutions for Class 10 Maths Chapter 6 Triangles Ex 6.1 are part of NCERT Solutions for Class 10 Maths. Here are we have given Chapter 6 Triangles Class 10 NCERT Solutions Ex 6.1. 

Here you get the CBSE Class 10 Mathematics chapter 6, Triangles: NCERT Exemplar problems are a very good resource for preparing the critical questions like Higher Order Thinking Skill questions. All these questions are very important to prepare for CBSE Class 10 Mathematics Board Examination as well as other competitive exams. Here you will find all the answers to the NCERT textbook questions of Chapter 6 – Triangles.

• Triangles Class 10 Ex 6.2
• Triangles Class 10 Ex 6.3
• Triangles Class 10 Ex 6.4
• Triangles Class 10 Ex 6.5
• Triangles Class 10 Ex 6.6

NCERT Solutions for Class 10 Maths Chapter 6 Triangles Ex 6.1

NCERT Solutions for Class 10 Maths

Page No: 122

Question 1.
Fill in the blanks using correct word given in the brackets:-
(i) All circles are __________. (congruent, similar)
(ii) All squares are __________. (similar, congruent)
(iii) All __________ triangles are similar. (isosceles, 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)

Solution:
(i) All circles are SIMILAR.
(ii) All squares are SIMILAR.
(iii) All EQUILATERAL triangles are similar.
(iv) Two polygons of same number of sides are similar, if their corresponding angles are EQUAL and their corresponding sides are PROPORTIONAL.

Question 2. Give two different examples of pair of
(i) Similar figures
(ii) Non-similar figures

Solution:
(i)  Two equilateral triangles with sides 1 cm and 2 cm.

Two squares with sides 1 cm and 2 cm

(ii)  Trapezium and Square

Triangle and Parallelogram

Question 3.
State whether the following quadrilaterals are similar or not:

Solution:
Quadrilateral PQRS and ABCD are not similar as their corresponding sides are proportional i.e. 1:2 but their corresponding angles are not equal.