Advertisements
Advertisements
Question
The point P (3, – 8) is reflected in origin to point Q. The Point Q is further reflected in the x-axis to point R. Find :
(i) the co-ordinates of Q
(ii) the co-ordinates of R
(iii) the image of P (3, – 8) in the y-axis.
Advertisements
Solution
(i) The image of the given point P (3, – 8) when reflected in origin is Q whose co-ordinates will be (- 3, 8).

(ii) The image of Q (- 3, 8) when reflected in x-axis is R whose co-ordinates will be (-3,-8)
(iii) Tlie image of P (3, 8) in y-axis is R whose co-ordinates are (- 3, – 8).
APPEARS IN
RELATED QUESTIONS
In the given figure, find the image of the point P in the line AB:

In the given figure, find the image of the point P in the line AB:

In the given figure, find the image of the line segment AB in the line PQ:

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’.
Examine the following figure carefully, draw line(s) of symmetry in whichever figure possible:

The three digit number 101 has rotational and reflection symmetry. Give five more examples of three digit numbers which have both rotational and reflection symmetry
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 the fan look the same on the `1/4` turn?

Write all the capital letters of the English alphabets which have more than one lines of symmetry.
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?

