distance formula mrs. king geometry unit 12, day 8
TRANSCRIPT
![Page 1: Distance Formula Mrs. King Geometry Unit 12, Day 8](https://reader035.vdocuments.net/reader035/viewer/2022062803/56649f3a5503460f94c57b3e/html5/thumbnails/1.jpg)
Distance Formula
Mrs. King
Geometry
Unit 12, Day 8
![Page 2: Distance Formula Mrs. King Geometry Unit 12, Day 8](https://reader035.vdocuments.net/reader035/viewer/2022062803/56649f3a5503460f94c57b3e/html5/thumbnails/2.jpg)
Getting Started…
Kayleigh walks to a friend’s house by traveling 5 blocks west and then 12 blocks north. She returns home later by cutting diagonally through her neighbors’ yards. What distance did she travel on her voyage home?
![Page 3: Distance Formula Mrs. King Geometry Unit 12, Day 8](https://reader035.vdocuments.net/reader035/viewer/2022062803/56649f3a5503460f94c57b3e/html5/thumbnails/3.jpg)
Kayleigh’s Journey…222 cba 222 125 c214425 c
2169 c2169 c
c135
1213
![Page 4: Distance Formula Mrs. King Geometry Unit 12, Day 8](https://reader035.vdocuments.net/reader035/viewer/2022062803/56649f3a5503460f94c57b3e/html5/thumbnails/4.jpg)
Distance on the coordinate plane The distance between two points and
on the coordinate plane (graph) can be found using the formula:
221
221 yyxxd
11, yx 22 , yx
![Page 5: Distance Formula Mrs. King Geometry Unit 12, Day 8](https://reader035.vdocuments.net/reader035/viewer/2022062803/56649f3a5503460f94c57b3e/html5/thumbnails/5.jpg)
http://www.bsin.k12.nm.us/schools/BHS/math/joinmath/geometry/GEO1_3.pps#257,4,Slide 4
![Page 6: Distance Formula Mrs. King Geometry Unit 12, Day 8](https://reader035.vdocuments.net/reader035/viewer/2022062803/56649f3a5503460f94c57b3e/html5/thumbnails/6.jpg)
Find the distance between (-3, 2) and (4, 1)
x1 = -3, x2 = 4, y1 = 2 , y2 = 1
( 3 4)2 (2 1)2d =
( 7)2 (1)2 49 1d =
50 or 5 2 or 7.07d =
2 22 1 2 1( ) ( )x x y y
Example:
http://teachers.henrico.k12.va.us/math/igo/01Fundamentals/1-3Formulas/LECTURE1-3.ppt#259,3,The Distance Formula
![Page 7: Distance Formula Mrs. King Geometry Unit 12, Day 8](https://reader035.vdocuments.net/reader035/viewer/2022062803/56649f3a5503460f94c57b3e/html5/thumbnails/7.jpg)
Homework
Work Packet: Distance Formula