# 18 notes - is 20 degrees north of west iii Example 1 P(2,3...

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Chapter 18 Notes A) 18-2 and 18-3 important vocabulary you need to research a. Line symmetry b. Point symmetry c. Transformation d. Rigid motion e. Image f. Pre-image B) 18-4 a. Polar Coordinates i. b. Rectangular coordinates i. (x,y) ii. C) 18-5 Vectors a. Vectors have magnitude and Direction i. Magnitude is the distance and Direction is a degree with a North/South/East or West attached

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ii. Example 1. magnitude is 5 miles and direction
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Unformatted text preview: is 20 degrees north of west iii. Example 1. P(2,3) and Q(7,-5) add them (9,-2) b. Scalar i. Is a multiplier ii. Example 1. r = 5 and we have the point (-2,3) 2. the new point will be (-10,15) iii. Dilation 1. It will make a larger shape if a. 2. It will make a smaller shape if a. 3. All distances are preserved a....
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18 notes - is 20 degrees north of west iii Example 1 P(2,3...

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