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Image of a Point with Respect to Y = a

What is the r...

Question

What is the reflection of the point $A (- 2, 3)$ in the line $y = 2$ ?

A

(-2, -1)

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B

(-2, 1)

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C

(3, 1)

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D

(-2, -3)

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Solution

The correct option is B
(-2, 1)

$y = 2$ is a straight line parallel to the x-axis and at a distance of $2$ units from it.

Therefore, the reflection of the point $A (- 2, 3)$ in the line $y = 2$ is $B (- 2, 1)$

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