1.3 Distance and Midpoint Notes

1.3 Distance and Midpoint Notes - 1..notebook August23,2013...

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1.3 ­ Distance and Midpoint Guided Notes.notebook 1 August 23, 2013 Aug 28­11:08 AM Warm­up Find the midpoint between the points (7,10) and (­13, 6) Find the midpoint between the points (­4,­9) and (­6,17) Aug 27­7:30 AM Distance and Midpoints Lesson 1.3 Aug 27­7:30 AM Distance/Length on a Number Line The distance between two points is the absolute value of the difference between their coordinates. A B x 1 x 2 AB = Aug 27­7:30 AM A B Find AB Example Aug 27­7:30 AM ­8 ­7 ­6 ­5 ­4 ­3 ­2 ­1 0 1 2 3 A B C D E Example Find AC and EF Find BC, DE, and BE F 4 5 6 Aug 27­7:30 AM Distance Formula Find the distance between A (x 1 , y 1 ) and B (x 2 , y 2 ) AB = A (x 1 , y 1 ) B (x 1 , y 1 )
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1.3 ­ Distance and Midpoint Guided Notes.notebook 2 August 23, 2013 Aug 27­7:30 AM Example Find the distance between C(­4, ­6) and D(5, ­1) Aug 27­7:30 AM Example Find the distance between (5,­3) and (­2,8) Aug 27­7:30 AM Try Find the distance between 1. C(­4,8) and D(7,­1) 2. E(­4,1) and F(­1,3) Aug 27­7:30 AM 3­D Coordinates 2D: (6, ­7) Distance Formula =
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1.3 Distance and Midpoint Notes - 1..notebook August23,2013...

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