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Which of the following is not a symmetri...

Which of the following is not a symmetrical figure?

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To determine which of the following figures is not symmetrical, we will analyze each option based on the presence of lines of symmetry. A figure is symmetrical if it can be divided into two identical halves that are mirror images of each other. ### Step-by-Step Solution: 1. **Identify the Figures**: We need to look at the given figures and identify them. Let's assume we have four figures to analyze: - Figure 1: A shape with both horizontal and vertical lines of symmetry (e.g., a square). - Figure 2: A circle with two smaller circles inside. - Figure 3: An arrow shape. - Figure 4: A parallelogram. 2. **Analyze Figure 1**: - Check for horizontal and vertical lines of symmetry. - A square has both horizontal and vertical lines of symmetry. Thus, it is symmetrical. 3. **Analyze Figure 2**: - A circle has an infinite number of lines of symmetry. - If the smaller circles inside are identical and symmetrically placed, the figure is symmetrical. Thus, it is symmetrical. 4. **Analyze Figure 3**: - The arrow shape can be divided into two equal halves along a vertical line. - It has a horizontal line of symmetry as well. Thus, it is symmetrical. 5. **Analyze Figure 4**: - A parallelogram does not have any lines of symmetry. - If you draw a horizontal or vertical line through the middle, the two halves are not mirror images of each other. Thus, it is not symmetrical. 6. **Conclusion**: - Among the four figures analyzed, the parallelogram (Figure 4) is the only figure that does not have any lines of symmetry. Therefore, it is the answer to the question. ### Final Answer: The figure that is not symmetrical is the **parallelogram**.
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NCERT EXEMPLAR-PRACTICAL GEOMETRY SYMMETRY AND VISUALISING SOLID SHAPES-EXERCISE
  1. Which of the following is not a symmetrical figure?

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  2. A triangle can be constructed by taking its sides as:

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  3. A triangle can be constructed by taking two of its angles as:

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  4. The number of lines of symmetry in the figure given below is:

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  5. The number of lines of symmetry in fig. is

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  6. The order of rotational symmetry in the fig given below is

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  7. The order of rotational symmetry in the figure given below is

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  8. The name of the given solid in fig is

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  9. The name of the solid in fig is

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  10. All faces of a pyramid are always:

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  11. A solid that has only one vertex is

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  12. Out of the following which is a 3-D figure?

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  13. Total number of edges a cylinder has

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  14. A solid that has two opposite identical faces and other faces as paral...

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  15. The solid with one circular face, one curved surface and one vertex is...

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  16. If three cubes each of edge 4 cm are placed end to end, then the dimen...

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  17. When we cut a corner of a cube as shown in the figure we get the cutou...

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  18. If we rotate a right angled triangle of height 5 cm and base 3 cm abou...

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  19. If we rotate a right angled triangle of height 5 cm and base 3 cm abou...

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  20. When a torch is pointed towards one of the vertical edges of a cube, y...

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  21. Which of the following sets of triangles could be the lengths of the s...

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