Question

In equilateral triangle ABC, coordinates of points A and B are (2,0) and (5,0) respectively. Find the
third vertex.​

Answer 1

Answer:

the correct answer is 0.7.

Answer 2

Answer:

It's beautifully simple.

Step-by-step explanation:

$x = 21 \div 6 \\ y = + - \sqrt{27} \div 2$