Solve the Problem $5 \mathrm{mi}$ South and Then $8 \mathrm{mi}$ East How Far Is the Boat from Its Starting Point

Multiple Choice

Solve the problem. If necessary, round to the nearest tenth.
-A boat travels $5 \mathrm{mi}$ south and then $8 \mathrm{mi}$ east. How far is the boat from its starting point?

$\mathrm{A}=5 \mathrm{mi} \quad \mathrm{B}=8$

A) $5.7 \mathrm{mi}$
B) $3.6 \mathrm{mi}$
C) $44.5 \mathrm{mi}$
D) $9.4 \mathrm{mi}$