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It depends on the type of ruler you are using. Depends if you are using a just metric unit ruler or if you are using a yard/meter stick. The measurements should be written along the edge of the ruler.
Make sure you are using the correct SI unit on the ruler.
a ruler using centimetres as the mesurement
You measure length in many ways: using a ruler or yardstick, using a string or tape measure, using a machine to drive or fly over a distance, or using a satellite. Length is measured in units such as centimeters, meters, kilometers, or inches, yards and miles.
You cannot. You cannot ensure the lines are strictly parallel using only a ruler.
It depends on the type of ruler you are using. Depends if you are using a just metric unit ruler or if you are using a yard/meter stick. The measurements should be written along the edge of the ruler.
by using a ruler and a compass
Make sure you are using the correct SI unit on the ruler.
a ruler using centimetres as the mesurement
You cannot measure an angle using a ruler.
You measure length in many ways: using a ruler or yardstick, using a string or tape measure, using a machine to drive or fly over a distance, or using a satellite. Length is measured in units such as centimeters, meters, kilometers, or inches, yards and miles.
You cannot. You cannot ensure the lines are strictly parallel using only a ruler.
There is a hole in the ruler (i.e.) circle just make the circle using that
the ruler was used to measure the length of my book.
get a ruler,measure it and write it on a piece of paper.
It depends on what the ruler's made out of. A plastic ruler would inevitably weigh less than a steel ruler.
ruler have a standard