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Question
State the co-ordinates of the images of the following point under reflection in the y-axis:
(2, 8)
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Solution
The co-ordinate of the given point under reflection in the y-axis is: (-2,8).
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RELATED QUESTIONS
State the co-ordinates of the images of the following point under reflection in the x-axis :
(3 , -9)
State the co-ordinates of the images of the following point under reflection in the x-axis:
(0, 6)
State the co-ordinates of the images of the following point under reflection in the y-axis:
(-5,-6)
The points B and C have the co-ordinates (3, 2) and (0, 3). Find B', the image of B under the reflection in the x-axis and C', the image of C under the reflection in the line BB'.
Write down the co-ordinates of the image of the point (-2, 4) under reflection in the origin and under reflection in the y-axis. What is the distance between the points of reflection?
Name the figure formed by a triangle and its reflection, when:
An isosceles right-angled triangle is reflected in its hypotenuse.
Name the figure formed by a triangle and its reflection, when:
A right-angled triangle is reflected in its hypotenuse.
Name the figure formed by a triangle and its reflection, when:
An isosceles triangle is reflected in its unequal side.
Name the figure formed by a triangle and its reflection, when:
A scalene triangle is reflected in its greatest side.
Study the graph and answer each of the following:
- Write the coordinates of points A, B, C and D.
- Given that, point C is the image of point A. Name and write the equation of the line of reflection.
- Write the coordinates of the image of the point D under reflection in y-axis.
- Whats the name given to a point whose image is the point itself?
- On joining the points A, B, C, D and A in order, a figure is formed. Name the closed figure.
