Actural length of a tope s 22.5 m but it is wrong measured as 21.6 m. find the percentage error.
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Step-by-step explanation:
Original length = 22.5m
False length = 21.6m
Error in length = 22.5 - 21.6
= 0.9m
Percentage error
= Error/Original length × 100
= 0.9/22.5 ×100
= 9/225 × 100
= (30/15)²
= 4%
Percentage error = 4%
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