It is 81 because 9 times 9 equals 81
No. One third squared is one ninth. One ninth is smaller than one third.
The root of 8100 is 90, so yes it is a squared number.
A squared number is the product of an integer times itself. So, 16 is a squared number. 4 * 4 = 16.
A squared number has an exponent of 2. So x squared = x2
1/9
2/9
The result of a number multiplied by itself
The number times itself. For example 2 squared = 2x2=4 so 2 squared =4
A number multiplied by itself is a squared number. So 2 squared is 2 x 2 which is 4.
When a number is squared, it means that it is that number is multiplied by itself. So in this case it would be 9x9 which is equal to 81.
6 squared is 36 7 squared is 49 38 is closer to 6 squared so to the nearest whole number 6 is your answer.
Not a "number." Energy is the speed of light squared times mass, so E = mc2.