If the given string is pulled straight, then which one of the following will be the closest approximation of its length?

7

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8

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9

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6

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Solution

The correct option is A $7$ cm
We need to figure out how much the string will measure if the string was straight.
By approximation the straight line makes $4.5$ cm and the curled part looks like $2.5$ cm.
So, approximately makes $7$ cm.

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