Help with pre algebra

asked Jan 3, 2021 235k views

5 votes

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3 votes

Answer:

Y-axis

Explanation:

B is a reflection of point A across theY-axis. The vertical line is Y and the horizontal line is X.

Dave Ziegler answered Jan 4, 2021

3.9k points

6 votes

Answer:

The y-axis.

Explanation:

This is because it is mirroring across the y-axis, and the x-coordinate's sign is getting changed from positive to negative.

Crispert answered Jan 9, 2021

3.4k points

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