Question 820899
<pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
A(–3, –1), 
B(–2, 2),  slope AB = (-3/-1) = 3
C(3, 1)    slope BC = (1/-5)  not a right traingle
scalene triangle (no sides equal)
AB = {{{sqrt((-3)^2 + (-1)^2)}}}, BC {{{sqrt((1)^2 + (-5)^2)}}}, AC ={{{ sqrt((-2)^2 + (-6)^2))}}}
{{{drawing(300,300,   -6, 6, -6, 6, grid(1), 
circle(-2, 2,0.3),
circle(-3, -1,0.3),
circle(3, 1,0.3),
blue(line(-2,2,-3,-1)),
blue(line(-3,-1,3,1)),
blue(line(3,1,-2,2)),
locate(-2.6,2.6,"B"),
locate(3.6,1.6,"C"),
locate(-3.6,-1.2,"A"), 
graph( 300, 300, -6, 6, -6, 6,0))}}}