4
5
3
2
C(4,1)
A(0,2)
54-3-2-1 1 2 3
4 5
x
D(0,-2)
2
-3
B(-3-3)
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
Co is-
and the slope of
O No, because the slope of AB is and the slope of
CD is -
O No, because the slope of AB is and the slope of
co is -