### Home > CCA2 > Chapter 7 > Lesson 7.1.5 > Problem 7-77

7-77.

With your calculator in degree mode, find

and record your answer. Then switch to radian mode and find . Did you get the same answer? Explain why your answers should be the same or different. What is

in radians? in degrees? Find

. Which angles, measured in degrees, would have the same sine as ?