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Is 441 a perfect square?
Yes it's 21 squared
Is the square root of 441 a rational number?
Yes because 21 is a rational number
What is the smallest number that can be multiplied by 147 so that the answer must be a square number?
your answer is 3 147 * 3 = 441 21 * 21 = 441
Can a perfect number be odd?
If by 'perfect number' you mean 'perfect SQUARE', then yes. 49 is an odd number and a perfect square.
How do you determine that 72 is not a square number?
You take the square root of the number. If it is a perfect square, this will be a whole number. If it is not, it isn't a perfect square.
Is 441 a perfect square?
Yes it's 21 squared
Is the square root of 441 a rational number?
Yes because 21 is a rational number
What is it called when a number has a whole number square root?
Then the number is called a "perfect square".Then the number is called a "perfect square".Then the number is called a "perfect square".Then the number is called a "perfect square".
What is the smallest number that can be multiplied by 147 so that the answer must be a square number?
your answer is 3 147 * 3 = 441 21 * 21 = 441
How do you check if a number is a perfect square?
For a number to be a perfect square, the number's square root has to be a whole number. 9 is a perfect square because its square root is a whole number, 3. If the square root of the number is a decimal, then it is not a perfect square. For example, 13 does not divide evenly so it not a perfect square.
Is 444 a square number?
No, 441 is though (it is 21 squared)
How many square feet in a 21' x 21' room?
21*21 = 441 square feet.21*21 = 441 square feet.21*21 = 441 square feet.21*21 = 441 square feet.
Can a perfect number be odd?
If by 'perfect number' you mean 'perfect SQUARE', then yes. 49 is an odd number and a perfect square.
What number is both a square number and a cube number between 1 and 25?
There is not a number that is a perfect square and perfect cube between 1 and 25.There is not a number that is a perfect square and perfect cube between 1 and 25.There is not a number that is a perfect square and perfect cube between 1 and 25.There is not a number that is a perfect square and perfect cube between 1 and 25.
Is the number a perfect square?
20 is a not perfect square.
How do you determine that 72 is not a square number?
You take the square root of the number. If it is a perfect square, this will be a whole number. If it is not, it isn't a perfect square.
Why is a perfect square the square of a whole number?
It is the definition of a perfect square.
