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choixongdong
reflected across the x axis , coordinates of B will be (5, -9)

answer is B. (5,-9)
abidemiokin

If the coordinate B is reflected over x-axis, the resulting coordinate will be (5, -9)

Reflection of image

If an image is reflected over the x-axis, the resulting coordinate will be (x, -y). The reflections shows the mirror image of a figure.

Given the coordinate B before reflection as (5, 9)> If the coordinate is reflected over x-axis, the resulting coordinate will be (5, -9)

Learn more on reflection here; https://brainly.com/question/1908648

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