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प्रश्न
The photograph given in figure 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?
उत्तर
As the grille is made up of straight and curved iron bars, so the length of the bars can be measured with the help of thread which can be further measured using a scale.
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संबंधित प्रश्न
Explain two methods that you can use to measure the length of a curved line.
Draw a square of 9 square cm. Write A on it. Draw another square with double the side. Write B on it.
Answer these —
1. The perimeter of square A is __________ cm.
2. The side of square B is __________ cm.
3. The area of square B is __________ square cm.
4. The area of square B is __________ times the area of square A.
5. The perimeter of square B is __________ cm.
6. The perimeter of square B is __________ times the perimeter of square A.
