Asked by shehzad

what least number must be added to 630 to make the sum a perfect square? find the perfect square and its square root.

Answers

Answered by Steve
25^2 = 625
so, figure 26^2, and subtract 630 from that.

or, find √630 = 25.099
so, since 25^2 < 630 and 26^2 > 630
as above...
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