Multiple choice

Find the square root of $0.007225$

  1. $0.085$
  2. $0.088$
  3. $0.087$
  4. $0.082$
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A Correct answer
Explanation

The square root of 7225 is 85. Since there are 6 decimal places in 0.007225, the square root must have 3 decimal places, resulting in 0.085.

AI explanation

We can write 0.007225 as the fraction 7225 divided by 1000000 to easily calculate the square roots of the numerator and denominator. The square root of 7225 is 85 and the square root of 1000000 is 1000. Dividing 85 by 1000 gives the final result of 0.085.

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