A steel measuring tape will give an accuracy to within a millimeter. A laser 'gun' can also be used, but one that is more accurate than a normal measuring tape is rather expensive.
Meters (about 3 feet)
A ruler or tape measure.
The answer depends on what characteristic the tool is used to measure.
a ruler
Ruler. Micrometers. Caliper.
SI UNIT Usually, at a normal classroom size, the tool to use would probably be to measure it in either yards or meters. TOOL A yard stick
Meters (about 3 feet)
a ruler is something that measures the length of an object
the tool of length is a RULER!
A ruler can be very helpful.
A ruler or tape measure.
It depends on what units that you are starting with. If you have feet and want meters, then multiply by 0.3048 If you have inches and want meters, then multiply by 0.0254 I'm posting a link to a free online conversion tool.
The answer depends on what characteristic the tool is used to measure.
You could find a keyhole saw. It begins with the letter k.
Assuming that the hallway is 30 m long. 30mx100= 3000 cm . Then divide 3000 cm by 2,54= result: 1181,1023622047244094488188976378 in = (Firstly you have to use any measuring tool to find the length of the hallway in meters, or you may get the final reading in inches if the measuring tape tool has divisions in centimeters and inches. Usually they have divisions on foot and cm)
Ruler.
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