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Home > PC3 > Chapter 11 > Lesson 11.2.1 > Problem 11-89


During class, Caleb converted the rectangular coordinates to polar form and wrote , as his answer. Without checking Caleb’s calculations, Leonia said, “Wait, those are not the correct polar coordinates.” How did Leonia know that Caleb’s answer was wrong? How can Caleb correct his polar coordinates?

The point is in Q3.
Where is radians?