# 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?

##### 1 Answer

Jan 7, 2018

It’s a right triangle

#### Explanation:

Slope of AB

Slope of BC

Slope of CA

Hence it’s a right triangle.