Chapter 15: Symmetry — Online MCQ Test
MATHS · Samacheer Kalvi 6th · Tamil Nadu State Board
Practice Chapter 15: Symmetry with a free chapter-wise online MCQ test.
This chapter covers: Line of symmetry, Reflection, Rotational symmetry, Patterns.
AI-generated questions from basic to board-exam level, with instant results and explanations.
Chapter 15: Symmetry — Important Questions & Answers
What is a line of symmetry?
- A. A line that divides a shape into two identical halves that are mirror images
- B. A line that divides a shape into two equal parts of any shape
- C. A line drawn through the center of any figure
- D. A line that separates a shape from its background
Answer: A. A line that divides a shape into two identical halves that are mirror images
A line of symmetry divides a figure into two congruent parts that are mirror images of each other when folded along that line.
A line of symmetry divides a figure into two congruent parts that are mirror images of each other when folded along that line.
How many lines of symmetry does a square have?
- A. 1
- B. 2
- C. 4
- D. 8
Answer: C. 4
A square has 4 lines of symmetry: 2 diagonal lines and 2 lines through the midpoints of opposite sides.
A square has 4 lines of symmetry: 2 diagonal lines and 2 lines through the midpoints of opposite sides.
A rectangle has _____ lines of symmetry.
- A. 1
- B. 2
- C. 3
- D. 4
Answer: B. 2
A rectangle has 2 lines of symmetry: one horizontal through the midpoints of longer sides and one vertical through the midpoints of shorter sides.
A rectangle has 2 lines of symmetry: one horizontal through the midpoints of longer sides and one vertical through the midpoints of shorter sides.
Which statement is NOT true about symmetry?
- A. A circle has infinite lines of symmetry
- B. A square has both line and rotational symmetry
- C. All shapes must have at least one line of symmetry
- D. A regular pentagon has 5 lines of symmetry
Answer: C. All shapes must have at least one line of symmetry
Not all shapes have lines of symmetry; for example, a scalene triangle has no line of symmetry.
Not all shapes have lines of symmetry; for example, a scalene triangle has no line of symmetry.
A student claims that a figure with 4 lines of symmetry must have rotational symmetry of order 4. Is this statement true or false?
- A. True, always
- B. False, always
- C. True sometimes, false sometimes
- D. Cannot be determined
Answer: C. True sometimes, false sometimes
A square has 4 lines of symmetry AND rotational symmetry of order 4, but a kite-like figure could have multiple lines without matching rotational order.
A square has 4 lines of symmetry AND rotational symmetry of order 4, but a kite-like figure could have multiple lines without matching rotational order.