Question

by using a thin cotton thread how will you find length of curved line​

Answer 1

Answer:

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Explanation:

Measuring Length of a Curved line

Tie a knot at one end of the thread.

Place the thread at the beginning of the line and try to measure a small initial portion of the line which is relatively straight.

Place your thumb at the other end of the measured portion and measure next straighter portion.

Repeat the above step till the end of line is reached.

Answer 2

• Tie a knot at one end of the thread.
• Place the thread at the beginning of the line and try to measure a small initial portion of the line which is relatively straight.
• Place your thumb at the other end of the measured portion and measure next straighter portion.
• Repeat the above step till the end of line is reached. Make a knot at the end of the line.
• Now, straighten the thread and measure the length of the two knots on a scale

Follow these steps....

Hope this helped.....