Class 10, Maths, Chapter 6, Exercise 6.1 Solutions
Q.1. Fill in the blanks using the correct word given in 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)
Ans: (i) similar
(ii) similar
(iii) equilateral
(iv) equal, proportional.
Q.2. Give two different examples of pair of
(i) similar figures.
(ii) non-similar figures.
Ans:
(i) Two different examples of pair of similar figures are
(a) Any two rectangles
(b) Any two squares
(ii) Two different examples of pair of non-similar figures are
(a) a square and circle
(b) trapezium and rectangle
Q.3. State whether the following quadrilaterals are similar or not:
Ans: The corresponding angles of the two given quadrilaterals are not equal. Hence, the two quadrilaterals are not similar.