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If two vertices of equilateral triangle has integral coordinate than their vertex must have?

If two vertices of equilateral triangle has integral coordinate than their vertex must have?

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Grade:12th pass

1 Answers

Deepak Kumar Shringi
askIITians Faculty 4404 Points
6 years ago
area of triangle is (equilateral) underoot ¾ a2=irrational
hence atleast one coordinate is irrational (b) is correct

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