Question

Name two methods you can use to measure the lenth of a curved line. Draw labelled illustrations to show the steps.

Answer 1

To measure the length of a curved line, we can use a piece of string. Knot the string at the beginning as shown in the figure below and press it against the beginning of the line with your forefinger.




The second method is to use a set of dividers. This is shown in the figure below.