Find the Slopes of the Lines That Are (A) Parallel $( 3,3 )$

Multiple Choice

Find the slopes of the lines that are (a) parallel to and (b) perpendicular to the line passing through the pair of points.
- $( 3,3 )$ and $( - 4 , - 4 )$

A) (a) $- 1$ ; (b) 1
B) $( \mathrm { a } ) - \frac { 3 } { 4 }$ ;
b. $\frac { 4 } { 3 }$
C) (a) 1 ; (b) $- 1$
D) (a) 0 ; (b) 0