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Question
To measure the length of a curved line, you will use:
To measure the length of a curved line, you will use:
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Solution
The correct option is D both a and b
Thread and geometry scale both are used to measure a curved line. We use the flexibility of the thread to align it along the curved line that has to be measured. Then we can stretch the thread and with the help of a scale measure the length.
Thread and geometry scale both are used to measure a curved line. We use the flexibility of the thread to align it along the curved line that has to be measured. Then we can stretch the thread and with the help of a scale measure the length.
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