Adrian measured a line to be 13.8 inches long. If the actual length of the line is 13.1 inches, then what was the percent error of the measurement, to the nearest tenth of a
percent?

5.34%.

Step-by-step explanation:

Given that,

Measured length of a line = 13.8 inches

Actual length of the line = 13.1  inches

We need to find the percent error of the measurement. We can find it as follows :

So, the required percentage is equal to 5.34%.

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non-answer:

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sorry if this isnt what you're looking for i dont really understand the question