Times a number by itself, eg. 4 squared is 16, because 4x4=16. If you want to go higher, like cubing a number, you just times a number by itself three times, eg. 4 cubed is 64 because 4x4x4=64.
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he made the theorem C squared = A squared + B squared and A squared = C squared - B squared or B squared = C squared - A squared
9 squared is 81 and 16 squared is 256
104
Nine feet squared equates to 1,296 inches squared. ** feet squared x 144 = inches squared
feet squared