Yes these are strips that the colors are joined on the bias.
When you see a yellow highlight at the top of the message board, that mean you have a private e mail.
If you look at the other Thanks message you sent you will see someone posted a link for you to the pattern. If you click on the blue line, it will take you to the pattern.
I do not know how to convert inches to metric, but as long as you use consistent measurements, it should come out fine, no matter if it is a tiny bit smaller or larger.