a boy measures the length of a pencil and expresses it to be 2.6 what is the accuracy of his measurement can he write it as 2.60 cm
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The total number of significant figures here is two.
The measurement of length is accurate but not precise.
Yes, it is possible to write 2.6 cm as 2.60cm as both mean the same.
Also, zero is not significant here due to which there will remain no difference between 2.6 cm and 2.60 cm.
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