State the co-ordinates of the following points under reflection in the line y - 0;

(i) (-3, 0) (ii) (8, -5) (iii) (-1, -3)

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Solution

(i) (-3 , 0)

The co-ordinate of the given point under reflection in the line
y = 0 is (-3 , 0)

(ii) (8 , -5)

The co-ordinate of the given point under reflection in the line
y = 0 is (8 , 5)

(iii) (-1 , -3)

The co-ordinate of the given point under reflection in the line
y = 0 is (-1 , 3)

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State the co-ordinates of the following points under reflection in y-axis :

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(i) State the name of the mirror line and write its equation.

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