How to Use "ruler" with Example Sentences

1. Did tribes voluntarily delegate authority to a powerful ruler ?
2. The hereditary ruler as hero
3. The type of laser used to make the comb is critical to the precision of the ruler .
4. In the case of this book , the tools we will be using are a compass and a ruler .
5. A great firefox plugin that lets you draw out a ruler to get the pixel width and height of any elements on a webpage .