Advertisements
Advertisements
प्रश्न
Observe various commonly seen objects such as tree leaves, birds in flight, pictures of historical buildings, etc. Find symmetrical shapes among them and make a collection of them.
उत्तर
Tree leaf
Bird in flight
Taj Mahal
संबंधित प्रश्न
Complete the following table:
| Point | Reflection in | ||
| x-axis | y-axis | origin | |
| (i) (8, 2) | |||
| (ii) (5, 6) | |||
| (iii) (4, −5) | |||
| (iv) (6, −2) | |||
| (v) (−3, 7) | |||
| (vi) (−4, 5) | |||
| (vii) (−2, −7) | |||
| (viii) (−6, −3) | |||
| (ix) (4, 0) | |||
| (x) (−7, 0) | |||
| (xi) (0, −6) | |||
| (xii) (0, 7) | |||
| (xiii) (0, 0) | |||
Each of the points A (0, 4), B (0, 10), C (0, – 4), D (0, – 6) and E (0, 0) is reflected in y-axis 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’.
Examine the following figure carefully, draw line(s) of symmetry in whichever figure possible:
In the following case, construct a point that is symmetric to the given point P with respect to the given line AB.
Now make a line on the white box to show where you will keep the Mirror Games mirror to get the picture next to it.
Does your windmill look the same on `1/4` of the turn?
Which fan will look the same on a `1/3` turn?
If an angle of measure 80° is reflected in a line of symmetry, then the reflection is an ______ of measure ______.
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?
