Question

By using a thin cotton thread, how will you find length of a curved line?​

Answer 1

Answer:

hi

Explanation:

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.

Answer 2

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• 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 portio