Axis of Reflection and how to reflect an object ( Maths)

Finding the axis of reflection Step 1- Take two pairs of corresponding points. Step 2- Construct a line from the points for each pair e.g AA' and CC'. Step 3 - Draw a perpendicular bisector of the line AA'. Step 4 - Connect the points where these lines bisect the lines. This is the axis of reflection,

How to determine the image of an object under a reflection