Use a ruler.
a ruler
a cm
You would use a ruler or measuring tape to measure the length of an object. Place the edge of the ruler or tape at one end of the object and note the measurement where the object ends. Make sure to read the measurement carefully to get an accurate length.
a ruler is used to measure it and cm, sometimes inches to
You use a ruler or tape measure to measure this in units of choice
The linear length of an object can be measured in centimetres.
Length or distance is measured in meters.
No. Grams are for weight.
By length width and height
To check if something is square with a tape measure, measure the diagonals of the object. If the diagonals are equal in length, then the object is square.
It is necessary because measuring tools help you measure the length of an object accurately.
The length of any object you need to measure within the centimeter reasonable accuracy.