Use any method to prove that AABC with coordinates A(-2,1), B(4,3), C(-1,-2) is a
right triangle. Show all your work and explain
your answer on your work paper.
.
THIS QUESTION MUST BE ANSWERED
ON YOUR UNIT 2 TEST WORK PAPER.
4 3
B
N
A
-4 -3 -2
1
23
4 x