10
mohhammed
about 20 cm in length
Length of unsharpened pencil is measured in cm . km is a bigger quantity.
cm
The most common measurements are milimeters,cm, m ,km .Out of these units the basic unit of measuring the length of pencil is cm.
Shoe size in cm. Person's height in m. Distance to Chicago in km.
cm or m. For example: Say it's 40 cm. Or in meters, maybe say 1.25 m.
They measure distance.
m
1 km = 1000 m 1 m = 100 cm 1 cm = 10 mm
The conversion between km, m and cm are given .On finding the relation we get as follows . we know, 1 km=1000 m=100000 cm. from the above we can conclude , km > m > cm.
There are many units. Km,m,cm,miles,feet,inches are some
Length is used to measure distance or height. It is measured in km , m ,cm.