Answer
$55 \; in$.
Work Step by Step
The given values are
Radius of a wheel $r=20.0\; in$
Turning angle $\theta =2.75 \; rad$
The formula is $s=r\theta $.
Where s is the distance travelled by a point on the surface of the wheel.
Plug all values.
$s=(20.0 \; in) (2.75) $
Simplify.
$s=55 \; in$.
