It is 15.
YES. 15 squared which is 225 is a whole number.
An odd number squared would always equal an odd number and an even number squared would always equal an even
225.
150,000 meters squared?!
2.7 squared = 7.29
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.
one squared equals one.
when 144 is squared it is the same as 12
51
When a number is squared, it has been multiplied by itself. For instance: 4 squared means 4x4, which is equal to 16.
When the exponent on the number is 2, that means that it's squared. i.e. 42= four squared which is equal to sixteen.