Question

List three precautions which should be taken while using a scale for measuring a length

Answer 1

Hi dear,
Some precautions must be taken while using a metre scale to measure the length of an object : -

1. Our eye should be vertically abvove the point, where the measurement is to be taken.

2. For proper measurement, Keep the ruler exactly along the length , for the measurement.

Hopes it helps you !!

Keep learning
Cheers✌✌
BRAINLIEST

Answer 2

Keep the ruler exactly along the length to be measured
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Avoid using worn out portions of the ruler
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Keep the eye vertically above the point where the measures to be taken
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