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Which smallest number should be added to 80 so as to make it a perfect square ?

  • a)
    2                  

  • b)
    3

  • c)
    1

  • d)
    4

Correct answer is option 'C'. Can you explain this answer?
Verified Answer
Which smallest number should be added to 80 so as to make it a perfect...
If we add 1 to 80 then it becomes 81 and 9^2is 81.
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Most Upvoted Answer
Which smallest number should be added to 80 so as to make it a perfect...
Correct answer is C because 89+1=81 and the square root of 81 is 9,so 81 becomes a perfect square.
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Community Answer
Which smallest number should be added to 80 so as to make it a perfect...
The smallest number to be added to 80 so as to obtain a perfect square number is 1.
 80+1=81 and the square root of 81 is 9,so 81 becomes a perfect square.
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Which smallest number should be added to 80 so as to make it a perfect square ?a)2 b)3c)1d)4Correct answer is option 'C'. Can you explain this answer?
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