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प्रश्न
Find the number of lines of symmetry in the following shapes. How will you check your answers?

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उत्तर
It can be observed that there are 4 lines of symmetry.

संबंधित प्रश्न
Each of the points A (0, 7), B (8, 0), C (0, − 5), D (− 7, 0) and E (0, 0) are reflected in origin to points A’, B’, C’, D’ and E’ respectively. Write the co-ordinates of each of the image points A’, B’, C’, D’ and E’.
Mark points A (4, 5) and B (− 5, 4) on a graph paper. Find A’, the image of A in x-axis and B’, the image of B in x-axis.
Mark A’ and B’ also on the same graph paper. Join AB and A’ B’ and find if AB = A’ B’?
In the following case, construct a point that is symmetric to the given point P with respect to the given line AB.

Draw the following:
A figure which has reflection symmetry but no rotational symmetry
If a line segment of length 5 cm is reflected in a line of symmetry (mirror), then its reflection (image) is a ______ of length _______.
The number of lines of symmetry in the following figure is ______.

Write the letters of the word ‘MATHEMATICS’ which have no line of symmetry.
Find the number of lines of symmetry in the following shapes. How will you check your answers?

Copy the following drawing on squared paper. Complete such that the resulting figure has two dotted lines as two lines of symmetry.
How did you go about completing the picture?

Copy the following drawing on squared paper. Complete such that the resulting figure has two dotted lines as two lines of symmetry.
How did you go about completing the picture?

