QUESTION
Which of the following numbers is a perfect square?
A. 16
B. 18
C. 24
D. 30
ANSWER
[tex]\huge\bold{A.\:16}[/tex]
- We can identify if the number is a perfect square by finding it's square root and still results to a whole integer. The square root of 16 is 4, and amongst the given facts above, letter A is the answer.
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