Answer:
The answer to this is A.) 8/17
The first x is the horizontal coodinate (abscisa) and second is the vertical coordinate (ordenate). Both are coordinates. (x,y) has the meaning of a complex number: x is the real part and y is the imaginary part: x+yi. (x,y) has the meaning of a plane's vector from origin of coordinates.
Reflected over the x-axis:

<span>. Hence, the original triangle is described by A'B'C'.</span>
c is a correct answer you know