The length and width of a standard sheet of paper is measured, and then the area is found by calculation to be 91.50 in.2. The number of significant figures in the width measurement must be at least

The length and width of a standard sheet of paper is measured, and then the area is found by calculation to be 91.50 in.2. The number of significant figures in the width measurement must be at least


A. 1.


B. 2.


C. 3.


D. 4.


​E. 5.


The answer is :

C. 3.


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