SOLUTION: two vertices of an equilateral triangle are (7,1) and (2,1).what is the abscissa of the third vertex?

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Question 1010406: two vertices of an equilateral triangle are (7,1) and
(2,1).what is the abscissa of the third vertex?
Answer by ikleyn(52776) About Me  (Show Source):
You can put this solution on YOUR website!
.
It is %282%2B7%29%2F2 = 4.5.