Question

Is 64/81 a perfect square? :)

Answer 1

Answer: No, 64/81 is not a perfect square.

Step-by-step explanation: A perfect square is a whole number multiplied by itself again to get a perfect square.

A correct example of a perfect square would be 3/9 because 3 x 3 = 9.

Answer 2

Answer:

No, 64/81 is not a perfect square.

Step-by-step explanation:

A perfect square is the product of an integer and itself.

For example: 6 and 6 is 36, 7 and 7 is 49.

In order to see if this number is a perfect squares, we just need to do the inverse, or find the square root of it.

so

$\sqrt{64/81}$

now we have 8/9

8/9 is 0.889 which is not a whole number, and therefore 64/81 is not a perfect square.