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.
The average length of a ruler is 12 inches.
the tool of length is a RULER!
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.
Ruler
a ruler is something that measures the length of an object
ruler
A metric ruler is 30 cm in length. This type of ruler is commonly called a metric foot ruler because it is similar in length to a one foot ruler.
Ruler/Walking ruler thingy
30cms normally, depends on the length of the ruler
the measuring ruler that we use are the object which has length of 15 cm. 1 ruler =15 cm.
A standard ruler is 12 inches or 1 foot