Complete the following table.
| Shape | Rough figure | Number of lines of symmetry |
| Equilateral triangle | | 3 |
| Square | - | - |
| Rectangle | - | - |
| Isosceles triangle | - | - |
| Rhombus | - | - |
| Circle | - | - |
The given table can be completed as follows.
| Shape | Rough figure | Number of lines of symmetry |
| Equilateral triangle |
| 3 |
| Square |
| 4 |
| Rectangle |
| 2 |
| Isosceles triangle |
| 1 |
| Rhombus |
| 2 |
| Circle |
| Infinite |
In case of a circle, there are infinite lines. In the above table,only some lines of symmetry are drawn. More symmetric lines can besimilarly drawn for it.