CBSE Class 10 Mathematics Chapter 6 - Triangles - Exercise 6.1

 CBSE Class 10 Mathematics  Chapter 6 - Triangles - Exercise 6.1

Q1.	Fill in the blanks using the correct word given in brackets :
(i)	All circles are ……………………………….  (congruent, similar)
Ans.	All circles are similar.
(ii)	All squares are ……………………….  (similar, congruent)
Ans.	All squares are similar.
(iii)	All triangles are similar………………………… (isosceles, equilateral)
Ans.	All triangles are similar if their corresponding angles are 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)
Ans.	(a) Equal (b) Proportional
Q2.	Give two different examples of pair of (i) similar figures. (ii) non-similar figures.
Ans.
Q3.	State whether the following quadrilaterals are similar or not:
Ans.	In giver figure, as we can see their corresponding angles are different or unequal. So, they are not similar.