SOLUTION: The coordinates of the vertices of triangle ABC are A(-1,3), B(1,2) and C(-3,-1). Determine the slope of each side of the triangle and use that information to determine if the t

Question 1061425: The coordinates of the vertices of triangle ABC are A(-1,3), B(1,2) and C(-3,-1).
Determine the slope of each side of the triangle and use that information to determine if the triangle is a right triangle or not.
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

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Since , two lines are perpendicular so it is a right triangle.

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