Anita writes: 'The square root of a four-digit perfect square always has exactly two digits.' Using the rule that an n-digit number has a square root with n/2 digits, decide how many digits the square root of a six-digit perfect square will have.

Question

Accepted Answer

3. For a 6-digit number, the square root has 6/2 = 3 digits. For example √160000 = 400, a 3-digit number.

Anita writes: 'The square root of a four-digit perfect square always has
exactly two digits.' Using the rule that an n-digit number has a square
root with $⌈ \frac{n}{2} ⌉$ digits, decide how many digits the square root of a
six-digit perfect square will have.

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Master this chapter in 30 minutes a day.

More Class 8 Finding Square Roots practice

Anita writes: 'The square root of a four-digit perfect square always hasexactly two digits.' Using the rule that an n-digit number has a squareroot with ⌈2n​⌉ digits, decide how many digits the square root of asix-digit perfect square will have.

Step-by-Step Solution

Master this chapter in 30 minutes a day.

More Class 8 Finding Square Roots practice

Anita writes: 'The square root of a four-digit perfect square always has
exactly two digits.' Using the rule that an n-digit number has a square
root with $⌈ \frac{n}{2} ⌉$ digits, decide how many digits the square root of a
six-digit perfect square will have.