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Mathematics 22 Online
OpenStudy (anonymous):

using slope formula determine whether A=(2,3), B=(4,-2), C=(-3,1) are vertices of a right triangle

OpenStudy (rational):

find slope of AB find slope of BC if they are different, then the sides go in different directions forming a triangle

OpenStudy (anonymous):

I got -5/2, -3/7, and 2/5 so does it mean it is a right triangle because it has a reciprocal

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