81 x 81 = 6561
-9 squared = 81(-9)^2 = (-9) * (-9) = 81
812 = 81 x 81 = 6,561
9 squared is 81 and 16 squared is 256
64 and 81 ; 64 is 8 squared and 81 is 9 squared
10 sq is 100 9 sq is 81 100-81 is 19
The square root of 81 squared is 81.
9 x 9 = 81 9 squared = 81 3 squared times 3 squared = 81
One: 81 squared = 81^2 = 6561
lokiya said: 9 squared is equal to 81
-9 squared = 81(-9)^2 = (-9) * (-9) = 81
Type your answer here... 81
812 = 81 x 81 = 6,561
9 squared is 81 and 16 squared is 256
3x squared - (3x) squared = 0
64 and 81 ; 64 is 8 squared and 81 is 9 squared
Yes, 9 squared = 81.
The expression "-9 squared" means to multiply -9 by itself. When you calculate this, you get ((-9) \times (-9) = 81). Therefore, -9 squared equals 81.