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Q: How do you determine that 72 is not a square number?

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Because the square root of it is an irrational number

no. 72 is not a square number.

72 is rectangular.

82 + 8 = 64 + 8 = 72

The square root of 72 is an irrational number. Since 72 is not a perfect square, the decimal is endless. (just like the value of pi)

49 is 72 and is the closest square number to 50.

No.

No, they are not.

82+8 = 72

What is the formula to determine the number of triangles in a given square of forty-four triangles?

49 equals 72, and the next square number is 82 = 64.

36

9

No because its square root is an irrational number

64 is the square of 8.

a square number is with two products the same i.e. if multiply a number by itself you get a square number. e.g. 8 * 8 = 64, 9 * 9 = 81, 10 * 10 = 100 So 72 is not a square number.

8

It isn't.

72/36 = 2

8 and 9

No. The closest square numbers are 72 = 49 and 82 = 64.

you cant have a square root of a negative number that is a math impossibility

To get the original number, multiply the square root of the number by itself.

To square a number you multiply it by itself. 7 x 7 = 49. or, 72 = 49.

72 + 7 = 56