End of this Lesson

Here are some terms and formulae you may wish to review before you get lost:

• Orientation of a 2D vector aligned with X or Y axis.
• Formula that nearly gives you the orientation of a vector.
• Dealing with negative components in the column matrix.
• Converting length and direction to an ordered pair.
• Relation between radians and degrees.

Click on a term to see where it was discussed in this chapter. Remember to click on the "Back" arrow of your browser to get back to this page. The next chapter will discuss the product of a vector and a scalar. This will be useful in several important applications, such as in quizzes and midterms.

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