You can guess, that's the only way.
A ruler!
Anything that measures length: a 30cm ruler, a metre ruler, a tape measure etc.
a ruler
You can measure it with a ruler.
A ruler.
With a meter stick
To estimate the length of a cat's body without the use of a ruler to measure, use an object that an estimate measurement is known to estimate the length of the cat.
Ruler. you measure with a ruler, yard stick, tape measure, or estimate.
Yes, the ruler does need to be straight when finding or measuring the length of a country on a map. If the distance curved, you can use a string and the ruler to measure the length.
A ruler!
You don't measure with length. You measure the length of an object with a ruler. You would use inches or metres as your units.
there are many instruments used to measure length depending upon the size of object , Ruler is Metric instrument used to measure length. Screw gauge is also used as an instrument used to measure length in mm.
Use a ruler.
I would measure it with a ruler.
the ruler was used to measure the length of my book.
metric ruler
Anything that measures length: a 30cm ruler, a metre ruler, a tape measure etc.