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## 10.7 Polar Coordinates

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**10.7 Polar Coordinates**Polar Axis**Definition of Polar Coordinates**Polar Coordinates are two values that locate a point on a plane by its distance from a fixed pole and its angle from a fixed line passing through the pole http://wordnetweb.princeton.edu/perl/webwn?s=polar%20coordinate**Polar Coordinates Into Rectangular Coordinates**Using Trigonometry Finding Using**Rectangular Coordinates Into Polar Coordinates**Using Trigonometry**Different ways of writing this same point in Polar**Coordinates Adding or Subtracting multiplies of 360°**Different ways of writing this same point in Polar**Coordinates Or using a negative length and multiplies of 180°**Changing a Polar equation into a Rectangular equation**• Given the Polar equation**Changing a Polar equation into a Rectangular equation**• Given the Polar equation**Changing a Polar equation into a Rectangular equation**• Given the Polar equation**Homework**Page 754 – 755 # 5, 10, 15, 25, 35, 45, 55, 65, 70, 75a**Homework**Page 754 – 755 # 31, 36, 41, 51, 56, 61, 69