X^2-10x+25=0 factoring quadratic equation

To prove that def ~ gfh by the sss similarity theorem using the information provided in the diagram, it would be enough additional information to know that

41/17 as a decimal rounded to the nearest hundredth

Atriangle in the coordinates of (2,3), (-4,5) and (-2,4) it is translated 3 units down. what are it’s new coordinates