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प्रश्न
The number of lines of symmetry in a ruler is ______.
विकल्प
0
1
2
4
उत्तर
The number of lines of symmetry in a ruler is 2.
Explanation:
The ruler is in the shape of rectangle which has two lines of symmetry.
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संबंधित प्रश्न
Complete the following figure, about the given lines of symmetry which are shown by dotted lines and name the figure thus obtained:
Given below are part of a geometrical figure. Complete the figure so that both axes are lines of symmetry.
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Draw two circles each of radius 2.5 cm touching each other. Construct the lines of symmetry of these circles.
The number of lines of symmetry in a circle is ______.
The number of capital letters of the English alphabets having no line of symmetry is ______.
A square and a rectangle have the same number of lines of symmetry.
A 45° – 45° – 90° set-square and a protractor have the same number of lines of symmetry.
Open your geometry box. There are some drawing tools. Observe them and complete the following table:
| Name of the tool | Number of lines of symmetry |
| (i) The Ruler | ______ |
| (ii) The Divider | ______ |
| (iii) The Compasses | ______ |
| (iv) The Protactor | ______ |
| (v) Triangular piece with two equal sides | ______ |
| (vi) Triangular piece with unequal sides | ______ |
Consider the letters of English alphabets, A to Z. List among them the letters which have no lines of symmetry (like Q)
