Solve the Problem
-Find $\mathrm { v }$ For the Tip of the Hour Hand of a Clock

Solve the problem
-Find $\mathrm { v }$ for the tip of the hour hand of a clock, if the hand is $5 \mathrm {~cm}$ long.

A) $\frac { 5 \pi } { 3 } \mathrm {~cm}$ per hour
B) $\frac { 5 \pi } { 12 } \mathrm {~cm}$ per hour
C) $\frac { 5 \pi } { 6 } \mathrm {~cm}$ per hour
D) $30 \pi \mathrm { cm }$ per hour