Yes. The square root of 144 is 12, making 144 a perfect square.
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the square root of 144 is 12. 12x12=144
no it is not. perfect squares are 1 4 9 16 25 36 49 64 81 100 121 144 169...
No - 11x11 = 121 12x12 = 144 128 falls between these so it must be between 11 and 12.
144=12
1 square foot = 144 square inches 11x11 = 121 121/144 = 0.84 square feet