Perfect squares are squares of integers and since 961 is the square of 31, it shows that there are 31 perfect squares greater than 0 but less than 1000
A perfect square is a number that is the square of a whole number. For instance, 36 is a perfect square being the square of 6.
Other perfect squares that are between 0 and 1000 are 1, 4, 9, 16, 25, 3649, 64, 81, 100, 121, 144, 169, 196, 225, 256, 289, 324... 961.
Since 961 is the square of 31, it shows that there are 31 perfect squares greater than 0 but less than 1000.
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