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If an error of 2% is made in measures the side of a square, what will be the percentage error in area?

2819Medium DSSSB TGT Computer Science 0 replies 1 views
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If an error of 2% is made in measures the side of a square, what will be the percentage error in area?

  • A2%
  • B4%
  • C2.2%
  • D4.04%
Correct answer: D

Explanation

Area error = 2 + 2 + (2 x 2)/100 = 4.04%.

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