Lessons for N.CN.B.4
Modulus, argument and polar formThe distance from the origin is the modulus and the direction angle is the argument.Lesson
The complex plane, modulus and argumentThe real part reads across and the imaginary part reads up.Lesson
Polar form of a complex numberWriting a complex number by how far it sits from the origin and in which direction.Lesson
Converting between polar and rectangularTurning a distance and an angle into x and y with cosine and sine.Lesson
Printable Worksheets
Modulus, argument and polar form worksheet (PDF)Printable worksheet with answer keyPreview
The complex plane, modulus and argument worksheet (PDF)Printable worksheet with answer keyPreview
Converting between polar and rectangular worksheet (PDF)Printable worksheet with answer keyPreview