Answer:
You can see that
2
π
radians becomes one revolution when you use the arc length formula:
s
=
r
θ
Let
θ
=
2
π
. That means:
s
=
C
=
2
π
r
which is the formula for the full circumference of a circle. Since
2
π
radians is one revolution:
16
rev
×
(
2
π
rad
1
rev
)
=
32
π
rad
Step-by-step explanation: