### Home > PC3 > Chapter 1 > Lesson 1.3.3 > Problem1-133

1-133.

Renae’s hamster has run away in his hamster ball, which has a radius of $3.5$ inches. The hamster ball app on Renae’s phone says that the ball has made $27$ revolutions since the hamster went missing. How far away is her hamster?

What is the diameter of the great circle of the hamster ball?

$\frac{7\pi\text{ inches}}{1\text{ revolution}}\cdot 27\text{ revolutions}$