Because it is difficult to wrap a metre ruler around someone's head.
your BrainAnswerOne instrument for measuring areas is a Planimeter.Area is not normally measured directly: it is usually derived from measurements of lengths. Tools that may be used for that are micrometer, vernier callipers, ruler, measure tape, range-finder, odometer etc.you can use a meter ruler or a measuring tape. but then, it depends on which measurements do you want to use. some people use centimeter, some use meter, some kilometer.Well, if you want to know the name of an instrument wich is able to measure an area: planimeterhttp://en.wikipedia.org/wiki/Planimeter
About 34.56m
none
pi ( = 3.1416 approx) metres.
Length is to meter as weight is to pounds or kilograms. These are the most common units of measuring different aspects used.
Force meter is the instrument used in measuring force.
A meter
OHM-meter.
A volt meter
a glucose meter
Meter stick
we can measure the distance by meter scale
a scale or a newton meter
Meter = measuring instrument as in barometer, thermometer, etcMetre (or US meter) = measurement unit for distance.
A protractor is used for drawing and measuring angles.
Rain / Snow
A measuring tape.