Punjab State Board PSEB 10th Class Maths Book Solutions Chapter 6 Triangles Ex 6.1 Textbook Exercise Questions and Answers.
PSEB Solutions for Class 10 Maths Chapter 6 Triangles Ex 6.1
Question 1.
Fill in the blanks using the correct word given in brackets:
(i) All circles are ………………. (congruent, similar).
Solution:
All circles are similar.
(ii) All squares are ………………. (similar, congruent).
Solution:
MI squares are similar.
(iii) All ………………. triangles are similar. (isosceles, equilateral).
Solution:
All equilateral triangles are similar.
(iv) Two polygons of the same number of sides are similar, if
(a) their corresponding angles are __________ and
Solution:
equal
(b) their corresponding sides are ………………. (equal, proportional).
Solution:
proportional.
Question 2.
Give two different examples of pair
(i) similar figures
(ii) non-similar figures.
Solution:
(i) 1. Pair of equilateral triangle are similar figures.
2. Pair of squares are similar figures.
(ii) 1. A triangle and quadrilateral form a pair of non-similar figures.
2. A square and rhombus form pair of non – similar figures.
Question 3.
State whether the following quadrilaterals are similar or not :-
Solution:
The two quadrilaterals in the figure are not similar because their corresponding angles are not equal.