### Home > GC > Chapter 10 > Lesson 10.3.1 > Problem10-97

10-97.

Multiple Choice: ΔABC is a right triangle and is graphed on coordinate axes. If $m∠B = 90°$ and if the slope of $\overline{A B}$ is $- \frac { 4 } { 5 }$, what is the slope of $\overline{B C}$?

1. $\frac { 4 } { 5 }$

1. $\frac { 5 } { 4 }$

1. $- \frac { 5 } { 4 }$

1. $- \frac { 4 } { 5 }$

1. Cannot be determined

(b)