10th Maths 6.1

Exercise 6.1

Q1. 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 )

Answer :

i) similar, ii) similar, iii) equilateral, iv) a) equal, b) proportional.

Q2. Give two different examples of pair of

i) similar figures. ii) non-similar figures.

Answer :

i) All circles, squares, ii) All quadrilaterals, triangles.

Q3. State whether the following quadrilaterals are similar or not: