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प्रश्न
Find the line of symmetry and the order of rotational symmetry of the given regular polygons and complete the following table and answer the questions given below.
| Shape | Equilateral Triangle  |
Square |
Regular pentagon  |
Regular hexagon  |
Regular octagon  |
| Number of lines of symmetry | |||||
| Order of rotational symmetry |
i) A regular polygon of 10 sides will have _________ lines of symmetry
ii) If a regular polygon has 10 lines of symmetry, then its order of rotational symmetry is ___________
iii) A regular polygon of 'n' sides has _________ lines of symmetry and the order of rotational symmetry is _________
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उत्तर
| Shape | Equilateral Triangle |
Square |
Regular pentagon |
Regular hexagon |
Regular octagon |
| Number of lines of symmetry | 3 | 4 | 5 | 6 | 8 |
| Order of rotational symmetry | 3 | 4 | 5 | 6 | 8 |
i) A regular polygon of 10 sides will have 10 lines of symmetry
ii) If a regular polygon has 10 lines of symmetry, then its order of rotational symmetry is 10
iii) A regular polygon of 'n' sides has n lines of symmetry and the order of rotational symmetry is n
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संबंधित प्रश्न
The following figures have more than one line of symmetry. Such figures are said to have multiple lines of symmetry.
 |
 |
 |
| (a) | (b) | (c) |
Identify multiple lines of symmetry, if any, in the following figure.
State the number of lines of symmetry for an isosceles triangle figure.
Give three examples of shapes with no line of symmetry.
Draw the line of symmetry in the following figure.
How many lines of symmetry for the following figure
Look at the following shapes:
a) Find out which of these figures look the same in a `1/3` turn. Mark them with (✓).
A parallelogram has ______ line of symmetry.
A ______ triangle has no lines of symmetry.
An isosceles trapezium has one line of symmetry.
By what minimum angle does a regular hexagon rotate so as to coincide with its original position for the first time?
