Question

Which of the following is not a perfect square between 81,55,121,144​

Answer 1

Answer:

55 is not a perfect square because 12^2=144,9^2=81 and 11^2=121.

This is your answer.

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Step-by-step explanation:

Answer 2

Answer:

55 is not a perfect square

Step-by-step explanation:

the other three are perfect squares

81 = 9²

121 = 11²

144 = 12²

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