Question

Which of the following is a perfect square:
121
69
99​

Answer 1

Answer:

121

Step-by-step explanation:

121 is the perfect square and the other two are not as 121 is the product of 11 x 11

Answer 2

Answer:

121

Step-by-step explanation:

Here 121 is a perfect square because when

multiply: 11*11, then the answer is 121

So we can say that 121 is a square of 11