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प्रश्न
Construct an equilateral triangle with each side 6 cm. In the triangle drawn, draw all the possible lines of symmetry.
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उत्तर
Steps of Construction:
(i) Draw a line segment BC = 6 cm

(ii) With centres B and C and radius 6 cm, draw two arcs intersecting each other at A.
(iii) Join AB and AC
∆ ABC is the required equilateral triangle,
(iv) Draw the angle bisectors of ∠A, ∠B, and ∠C.
These are the lines of symmetry which are three in numbers as the triangle is equilateral.
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संबंधित प्रश्न
In the following figure, the line of symmetry has been drawn with a dotted line. Identify the corresponding sides and the corresponding angles about the line of symmetry.

In the figure given below, draw the line (s) of symmetry, if possible:

Write capital letters A to Z of English alphabet; and in each case, if possible, draw the largest number of lines of symmetry.
Draw a quadrilateral with no line of symmetry. In case, if possible, represent the line/ lines of symmetry by dotted lines. Also, write the special name of the quadrilateral drawn.
A quadrilateral ABCD is symmetric about its diagonal AC. Name three sides of this quadrilateral which are equal.
Every diameter of circle is an axis of the symmetry for the circle. Each of the figure below contain a circle or a part of a circle. State the number of axis of symmetry in each case and also indicate them.


Draw the mirror image:
Identify the shape given below. Check whether they are symmetric or not. Draw the line of symmetry as well.

What is the defining characteristic of a symmetrical shape?
The imaginary line along which a figure can be folded to obtain symmetrical halves is called:
