Question

Which of the following is a perfect square?

A. 127
B. 13
C. 102
D. 100

Answer 1

A perfect square is a number that can be square rooted and have a result of a whole number

`√(127) =11.3`

`√(13) =3.6`

`√(102) =10.1`

`√(100) =10`

As we see above 10 is the only whole number.

Final answer:
D

Answer 2

The answer is D. 100. I hope this got to you in time.