Hard dots puzzle: 12 dots are plotted like 3 dots per each row plotted evenly.than how many rectangles can you find?

Question

12 dots are plotted like 3 dots per each row plotted evenly.than how many rectangles,of varying sizes,can you find that would use any four of these dots for their vertices (corners)?

Note: Remember,a square is also considered a rectangle.

Answer 1

I can count 18 such rectangles.