How do I prove that these are the vertices of an isosceles triangle: (-3,0), (0,4), (3,0)?

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Answer 1 · 2015-11-14T16:50:03

Just determine the three sides.

#A = (-3, 0)# on x axis

#B = (0, 4)# on y axis

#C = (3, 0)# on x axis

#AC = 6#

#AB^2 = 3^2 + 4^2#

#BC^2 = 3^2 + 4^2#

#AB = BC = 5#