CBSE Class 6 Mathematics Symmetry MCQs Set B

Question. What is the order of rotational symmetry of an equilateral triangle?
(a) 2
(b) 3
(c) 4
(d) 5

Answer: B

Question. An isosceles triangle has
(a) one line of symmetry
(b) three lines of symmetry
(c) two lines of symmetry
(d) no line of symmetry

Answer: A

Question. Letter ‘H’ of the English alphabet have reflectional symmetry (i.e., symmetry related to mirror reflection) about.
(a) Neither horizontal nor veritcal
(b) Both horizontal nor veritcal
(c) a horizontal mirror
(d) a vertical mirror

Answer: B

Question. A figure with no rotational symmetry will rotate and return to its original position at:
(a) 90°
(b) 180°
(c) 360°
(d) 270°

Answer: C

Question. The fixed point about which a figure is rotated is called the ________.
(a) centre of rotation
(b) axis of symmetry
(c) pivot of reflection
(d) centre of the figure

Answer: A

Question. How many lines of symmetries are there in rectangle?
(a) 4
(b) 0
(c) 1
(d) none of the options

Answer: D

Question. What is the centre of rotation called in rotational symmetry?
(a) Rotation axis
(b) Central pivot
(c) Centre of rotation
(d) Symmetry point

Answer: C

Question. A circle has
(a) two lines of symmetry
(b) four lines of symmetry
(c) infinitely many lines of symmetry
(d) none of the options

Answer: C

Question. A parallelogram has ______ lines of symmetry:
(a) 0
(b) 1
(c) 2
(d) 3

Answer: A

Question. Which shape has both rotational and reflection symmetry?
(a) Square
(b) Circle
(c) Equilateral triangle
(d) All of the options

Answer: D

Question. A rhombus has
(a) one line of symmetry
(b) two lines of symmetry
(c) four lines of symmetry
(d) none of the options

Answer: B

Question. Letter ‘G’ of the English alphabet have reflectional symmetry (i.e., symmetry related to mirror reflection) about.
(a) a horizontal mirrorboth
(b) a vertical mirror
(c) both
(d) Neither horizontal nor veritcal

Answer: D

Question. Which figure has an infinite number of lines of symmetry?
(a) Square
(b) Circle
(c) Rectangle
(d) Triangle

Answer: B

Question. What is the rotational symmetry of a fan with three blades?
(a) 90°
(b) 120°
(c) 180°
(d) 360°

Answer: B

Question. How many lines of symmetries are there in a rhombus?
(a) 1
(b) 4
(c) 3
(d) 2

Answer: D

Question. Which of the following letters of English alphabet have more than 2 lines of symmetry?
(a) Z
(b) O
(c) E
(d) H

Answer: B

Question. A figure that has both reflection and rotational symmetry is ________.
(a) Parallelogram
(b) Circle
(c) Kite
(d) Scalene triangle

Answer: B

Question. Letter ‘B’ of the English alphabet have reflectional symmetry (i.e., symmetry related to mirror reflection) about.
(a) a horizontal mirror
(b) a vertical mirror
(c) both
(d) none of the options

Answer: A

Question. An equilateral triangle has
(a) one line of symmetry
(b) two lines of symmetry
(c) three lines of Symmetry
(d) none of the options

Answer: C

Question. A line that divides a figure into two equal mirror halves is called
(a) Reflection line
(b) Axis of symmetry
(c) Rotational axis
(d) None of the options

Answer: B

Question. Which of the following alphabets has no line of symmetry?
(a) A
(b) B
(c) Q
(d) O

Answer: C

Question. What is the smallest angle of rotation for a figure to have rotational symmetry?
(a) 45°
(b) 90°
(c) 180°
(d) 360°

Answer: B

Question. A kite has
(a) one line of symmetry
(b) two lines of symmetry
(c) four lines of symmetry
(d) none of the options

Answer: A

Question. Which of the following has 5 lines of symmetry?
(a) A circle.
(b) A regular pentagon.
(c) A triangle.
(d) A quadrilateral.

Answer: B

Question. How many lines of symmetry does a regular octagon have?
(a) 4
(b) 5
(c) 6
(d) 8

Answer: D

Question. The figure
(a) one line of symmetry
(b) two lines of symmetry
(c) no line of symmetry
(d) none of the options

Answer: B

Question. Letter ‘M’ of the English alphabet have reflectional symmetry (i.e., symmetry related to mirror reflection) about.
(a) a vertical mirror
(b) a horizontal mirror
(c) both
(d) none of the options

Answer: A

Question. Which of the following figures has no rotational symmetry other than 360°?
(a) Rectangle
(b) Circle
(c) Scalene triangle
(d) Square

Answer: C

Question. In the word MATHS, which of the following pair of letters shows rotational symmetry? ^
(a) M and T
(b) H and S
(c) A and S
(d) T and S

Answer: B

Question. How many lines of symmetry does a rectangle have?
(a) One
(b) Two
(c) Three
(d) Many

Answer: B

Question. Which of these real-life objects shows symmetry?
(a) A leaf
(b) Human face
(c) Butterfly wings
(d) All of these

Answer: D

Question. Which of the following is true about a rectangle's lines of symmetry?
(a) It has 4 lines of symmetry
(b) It has 2 lines of symmetry
(c) It has no lines of symmetry
(d) It has 3 lines of symmetry

Answer: B

Question. The order of the rotational symmetry of the parallelogram about the centre is
(a) 1
(b) 0
(c) 3
(d) 2

Answer: B

Fill in the Blanks

Question. Each of the letters H, N, S and Z has a rotational Symmetry of order _______
Answer: 2

Question. In an isosceles right angled triangle, the number of lines of symmetry is _______.
Answer: One

Question. Rotation turns an object about a fixed point. This fixed point is called _______
Answer: Centre of rotation

True/False

Question. The number of line of symmetry of a regular polygon is equal to the vertices of the polygon.
Answer: True

Question. A parallelogram has two lines of symmetry.
Answer: False