Answer
a) convex mirror
b) $m=0.778$
c) $d_i=24.9cm$
$f=-112cm$
d) $r=224cm$
Work Step by Step
a) image is smaller and virtual, so use convex mirror
b) $m=\frac{-3.5cm}{4.5cm}=-0.778$
c) $d_i=md_o=(-0.778)(32cm)=-24.9cm$
$f=\frac{1}{\frac{1}{d_o}+\frac{1}{d_i}}=-112cm$
d) $r=2f=224cm$
