The point A (-7, 5) is reflected over the line x = -5, and then is reflected over the line x = 2. What are the coordinates of A'?

(7, 19)
(10, 5)
(7, 5)
(10, 19)

Respuesta :

(7, 5) 

When you make the first reflection, the point winds up at (-3,5). The second reflection puts it at (7, 5)

Answer:

(7,5)

Step-by-step explanation:

The point A (-7, 5) is reflected over the line x = -5, and then is reflected over the line x = 2

The point A (-7, 5) is reflected over the line x = -5

The distance between the point (-7,5) and the line x=-5 is -5-(-7)=2 units

we move the same distance on the other side of the line x=-5

[tex]-5+2=-3[/tex]

So the point that is reflected over the line becomes (-3,5)

The distance between the point (-3,5) and the line x=2 is 2-(-3)=5 units

we move the same distance 5 units on the other side of the line x=2

[tex]2+5=7[/tex]

So the point that is reflected over the line x=2 becomes (7,5)

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