Page 5 - PPT 1

NON-STANDARD UNIT OF MEASURING LENGTH

In earlier days, people used their body parts such as

hand, palm, feet to measure the length of objects.

Foot span: It is the length of a foot.

Handspan: It is the width of a palm.

Cubit: It is the length of the arm from elbow to the

finger tips.

These units differed from person to person making

the measurements non-uniform.

Therefore, theses are known as non-standard unit of

measurement.