a perfect square
Such a number is called a "perfect square".
Such a number is called a "perfect square".
Such a number is called a "perfect square".
perfect squares
Square numbers * * * * * Although "perfect square numbers" is more descriptive.
What are the integers between 0 and 100 whose positive square roots are integers?
They are called irrational numbers; numbers that can be expressed as a ratio of integers are called rational numbers. Some common irrational numbers are pi (3.14159...) and the square root of two.
The square root of 31 is an irrational number and so there are no integers for it.
The integers are 7, 8 and 9.
All of the integers between 20 and 30 are square roots.
It is a perfect square.