Rose of the Winds

by Serhiy Grabarchuk Jr

Solution Step 0/0

How many sets of four dots placed in the corners of a perfect square can be spot in this Rose of the Wind diagram?

A dot is detected as the respective intersection of two lines.


Exactly 11 sets of dots located in the corners of the respective squares can be spotted in this image. The four diagrams present the squares with the respective dotted lines.

Check More than 3 but less than 11
Check More than 11 but less than 21
Check Neither of the above