en.wikipedia.org/wiki/Ruler

A ruler, sometimes called a rule or line gauge, is an instrument used in geometry,
technical ... 12 inches or 30 cm in length is useful for a ruler to be kept on a desk
to help in drawing. Shorter r...

www.inchcalculator.com/how-to-read-a-ruler/

Feb 20, 2016 ... A ruler is a device for with measurement markings on it and used for measuring.
Rulers are used in math, construction, architecture, sewing, ...

www.wikihow.com/Read-a-Ruler

The longer the line on the surface of the ruler, the bigger the measurement is.
Ranging from 1 inch to 1/16 of an inch, the lines decrease in size as the unit of ...

www.mathatube.com/measurement-reading-a-ruler-starderd-unite.html

A ruler is use to measure units of length, inches, feet and yards. A standard ruler
is 12 inches or 1 foot long. 3 standard rulers measure 1 yard or 36 inches.

www.homeschoolmath.net/teaching/f/measuring_inches.php

the 2 ¾-inch mark, and the 3 ¼-inch mark on the bottom three rulers above. 3. On
the ruler that measures in 8th parts of an inch, find and label tick marks for ...

www.vendian.org/mncharity/dir3/paper_rulers/

"I discovered that many of my students do not really understand linear
measurement. I found this out when I gave them rulers without numbers. Some of
them ...

www.ginifab.com/feeds/cm_to_inch/actual_size_ruler.html

This is an online virtual ruler that can be adjusted to an actual size, before you
use it, please set the pixels per inch to your own device. This is useful to me and
...

www.ask.com/youtube?q=Ruler Measurements&v=kfhDB-opwnA

Nov 22, 2011 ... How to read a ruler.wmv ... Measuring Lines in Inches and Half Inches with a
Ruler (Revised) ... How to read measurements on a ruler.

iruler.net/

This website measures the size of your screen and creates the image of a ruler
that is the actual size.

ruleronline.org/ruler-measurements

There are two types of rulers: Metric Rulers or English Rulers. Reading a ruler
can seem daunting with all the little lines, but it is quite simple. This page I will ...