Question

A_____ can be used to measure curved line ​

Answer 1

Answer:

Thread

Explanation:

A curved line or surface cannot be measured by a straight scale, a measuring tape or thread must be used instead.

Answer 2

Answer:

A curved line or surface cannot be measured by a straight scale, a measuring tape or thread must be used instead.To measure a curved line using a thread, follow the below steps: Tie a knot at one end of the thread. ... Place your thumb at the other end of the measured portion and measure next straighter portion.

Explanation:

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