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# Distance Between Two Polar Coordinates

## Application of the law of cosines.

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Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
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• Video

## Distance Problem with Polar Coordinates

by Rico Lin //basic

This video uses an example problem to teach the concept of distance between two polar coordinates. In finding the distance between two ships at sea, there are two ways to do so: converting the polar coordinates to rectangular coordinates or using the law of cosines.

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• Study Guide

## Polar Coordinates and Graphs

by Rayna Schlossberg //basic

Use polar coordinate systems to plot points, find the distance between points, and transform graphs.

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