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If triangle ABC is reflected across the y-axis, what are the coordinates of C?

A. (8, -4)

B. (-8, 4)

C. (4, -8)

D. (-8, -4)

If triangle ABC is reflected across the yaxis what are the coordinates of C A 8 4 B 8 4 C 4 8 D 8 4 class=

Respuesta :

jinc0930
You can use a mirror and put it on the y-axis to help you think about this question, but when point C (8,4) is reflected horizontally, it's height(y) does not change but it's x changes to the other sign. Which means, C becomes(-8,4). The answer is B.

Answer:

B (-8,4)

Step-by-step explanation:

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