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godwin_ibrahim
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Tyro
Asked: 2020-11-14T23:15:22+00:00 In:

the length of a wall which is 3.8 m long is measured as 4.0 m. what is the percentage error?

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The length of a wall which is 3.8 m long is measured as 4.0 m. what is the percentage error?

percentage error

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  2. Sengemegz
    Moderator

    Actual length=3.8m
    Error=4.0m-3.8m=0.2m
    Percentage error=\dfrac{Error}{Actual length}\times \dfrac{100}{1}
    \Rightarrow % error =\dfrac{0.2}{3.8}\times 100
    \Rightarrow % error =0.052631579\times 100
    \Rightarrow % error =5.263157895m
    \Rightarrow % error =5.2632m

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