C(-4,1)
5
4
3
2
A(0,2)
-5-4-3-2-1. 1 2 3 4 5
D(0,-2)
-2
-3
B(-3,-3),
X
Is AB perpendicular to co? Explain.
O Yes, because the slope of AB is and the slope of
to is -
O Yes, because the slope of AB is and the slope of
to is - ²2/12
O No, because the slope of AB is and the slope of
to is - 3/4
O No, because the slope of AB is and the slope of
to is - ²3/