The photograph given as Fig. 10.7 shows a section of a grille made up of straight and curved iron bars.

Question

Question

The photograph given as Fig. 10.7 shows a section of a grille made up of straight and curved iron bars. How would you measure the length of the bars of this section, so that the payment could be made to the contractor?

Answer 1

The length can be measured using a thread which can be further measured with the help of a scale.