Question

show that the following points from a equilateral triangle.
(i)A(a,0),B(-a,0),C(0,a√3)​

Answer 1

prove that AB+AC is not equal to BC vice versa

If that is proved then those points form equilateral triangle

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Answer 2

Answer:

Step-by-step explanation:

Hence all sides are equal so, the given points form an equilateral triangle