CBSE Board Practice

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CBSE Grade VII - Symmetry

Question 1

1.	Which of the following are true?
	a) A regular polygon of n sides will have n lines of symmetry. b) An n-sided regular polygon has n/2 lines of symmetry if n is even. c) If a triangle has two lines of symmetry, then it is a regular polygon. d) Line of symmetry divides the polygon into two identical shapes. e) If a quadrilateral has four lines of symmetry, then it is a regular polygon. f) Lines of symmetry of a regular polygon are nothing but the diagonals of a regular polygon. g) If a polygon is not regular, it will have less number of axes of symmetry than the number of sides.
	{b,a} {c,d} {a,d,e,g} {f,b,e} {c,g,a}

Question 2

2.	Identify the line(s) of symmetry in the following figure
	none q { p, q, r } p r

Question 3

3.	Which of the following quadrilaterals have one line of symmetry?
	a) isosceles trapezium b) kite c) trapezium d) rhombus e) rectangle f) parallelogram g) square
	{g,b,a} {d,b} {e,f,a} {a,b} {c,a}

Question 4

4.	Which of the following quadrilaterals have zero lines of symmetry?
	a) isosceles trapezium b) rectangle c) rhombus d) trapezium e) kite f) parallelogram g) square
	{a,d} {g,f,d} {c,e,d} {d,f} {b,f}

Question 5

5.	Given figure has how many lines of symmetry?
	5 6 8 4 3

Question 6

6.	Identify the line(s) of symmetry in the following figure
	{ p, q, r } none q p r

Question 7

7.	Which of the following are line(s) of symmetry for the given rhombus?
	{ f, h } h g e none

Question 8

8.	Given figure has how many lines of symmetry?
	5 4 7 9 6

Question 9

9.	Identify the line(s) of symmetry in the following figure
	none r { p, q, r } p q

Question 10

10.	The English alphabet letter 'O' has how many lines of symmetry?
	two one infinite three zero

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