Question

34. An error 2% in excess is made while
measuring the slide of a square. The
percentage of error in the calculated area
of the square is:​

Answer 1

Step-by-step explanation:

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

Let the area of the square be 100 units.

⇒ The actual area of the square is 10000 square units.

⇒ The measured area is 102 units.

⇒ The calculated area of the square is 10404 square units.

⇒ The error in the calculated area = 10404−10000=404 square units on the higher side.

⇒ The error in the calculated area =40410000×100=4.04% in excess.

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