An error 2% in excess is made while measuring the side of a square. The percentage of error in the calculated area of the square is

An error 2% in excess is made while measuring the side of a square.

1.	An error 2% in excess is made while measuring the side of a square. The percentage of error in the calculated area of the square is
A.	2%
B.	4%
C.	2.02%
D.	4.04%
Answer» B. 4%

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An error 2% in excess is made while measuring the side of a square. The percentage of error in the calculated area of the square is

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