1-2 Linear Measure.notebook - Mrs. Foy's Classroom

1­2 Linear Measure.notebookAugust 23, 20121­2 Linear Measuresegmenttwo endpoınts and all thepoınts between themAcongruenttwo segments that havethe same length≅BcongruentSegment Addition Postulate+ =If Q is between P and R then,pq + qr = prp q rAlso,If PQ + QR = PR then,Q is between P and RAug 13­8:44 PMAug 13­8:54 PMexample 1fınd ıj ıf j ıs between ı and m.ıj = 3x+2jm = 18ım = 5xexample 2fınd ab ıf a ıs between b and c.ab = 2x-4ac = 3xbc = 26Aug 13­8:57 PMAug 13­8:59 PMexample 3b ıs between a and c.ab = 3xbc = 5xac = 8example 4b ıs between a and c.ab = 3(x+7)bc = 2(x-3)ac = 50fınd ab.Aug 13­9:00 PMAug 13­9:05 PM1

1­2 Linear Measure.notebookAugust 23, 2012Construction ofCongruent Segments1. draw a segment xyXY2. elsewhere draw a lıne and apoınt on the lıne. label poınt p.3. measure xy wıth the compass.P4. place compass on poınt p, drawan arc taht ıntersects the lıne.label q.P)QAug 13­9:10 PM2

Attachmentsjared fricks.wavms bodiford.wavoldsmoky.mid