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प्रश्न
Have you ever seen a windmill? What is it used for?
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उत्तर
Yes, I have seen a windmill.
The windmill is used for grinding corn, pumping water. It is also used for generating electricity.
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संबंधित प्रश्न
A point P (7,3) is reflected in the x-axis to point P’. The point P’ is further reflected in v-axis to point P” Find :
(i) the coordinates of P’
(ii) the co-ordinates of P”
(iii) the image of P (7, 3) in origin.
Mark points A (– 6, 5) and B (– 4, – 6) on a graph paper. Find A’, the image of A in origin and B’, the image of B in origin. Mark A’ and B’ also on the same graph paper. Join AB and A’ B’. Is AB = A’ B’?
Examine the following figure carefully, draw line(s) of symmetry in whichever figure possible:
Construct a triangle XYZ, in which XY = YZ = ZX = 4.5 cm. Draw all its lines of symmetry.
Draw the line(s) of symmetry for the figure drawn below:
Draw the line(s) of symmetry for the figure drawn below:
Draw the following:
A figure which has both reflection and rotational symmetry
Does the fan look the same on the `1/4` turn?
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?
In each figure alongside, a letter of the alphabet is shown along with a vertical line. Take the mirror image of the letter in the given line. Find which letters look the same after reflection (i.e. which letters look the same in the image) and which do not. Can you guess why?
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