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# Find the third vertex

What is the formula for finding the third vertex of an equilateral triangle when 2 vertices are given ?

Let the vertices be $$(x_1,y_1)$$ and $$(x_2,y_2)$$

Note by Sai Ram
1 year, 8 months ago

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It's really not difficult if you know some coordinate geometry. Are you stuck on some particular step?

- 1 year, 8 months ago

Can u tell me form the beginning ?

- 1 year, 8 months ago