A triangle has two vertices at ( -a, 0 ) and (a , 0 ). What must be the third vertex of the triangle to be equilateral?

Need your help guys.

Thanks

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- January 7th 2013, 07:41 AMrcsthe vertex of the triangle to be equilateral
A triangle has two vertices at ( -a, 0 ) and (a , 0 ). What must be the third vertex of the triangle to be equilateral?

Need your help guys.

Thanks - January 7th 2013, 07:54 AMPlatoRe: the vertex of the triangle to be equilateral
- January 7th 2013, 08:07 AMskeeterRe: the vertex of the triangle to be equilateral