CPM Homework Banner

Home > CCA2 > Chapter 7 > Lesson 7.2.3 > Problem 7-146

7-146.

Colleen and Jolleen both used their calculators to find . Colleen got , but Jollen got . Is one of their calculators broken, or is something else going on? Why did they get different answers?

Try calculating in both degree mode and radian mode on your calculator.