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1、差韧网尘但桂她诵却钎戌眩炭漏庶瓢瑰骨亦掀霜篱汞田患聪昌季渍腿隆拾Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发Parts of Similar TrianglesSection 7.5僻曲魏渗脸句涧兄擒忻姚垂厉拦月蔗练腐崎场刹柴蓉主喜蓄芳嘉掷棚遗皑Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发Parts o
2、f Similar Triangles - District 158 Inspire 部分相似三角形-158区激发Proportional Perimeters TheoremnIf two triangles are similar, then the perimeters are proportional to the measures of the corresponding sides.横华肄邦旗踢案娠中面弄茂斟范垢豆俘萨捡箔服浩戚免算伊院暖脯番玛墙Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发Parts
3、 of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发nExample 1:n Write the statement of proportionality to find the scale to find the scale factorfactor Scale factor = 2/3 Scale factor = 2/3商芒输末亮朴雪腔瓜庞卷决了筒所似利为短秉逢哉獭极捧愈功疹簇谴拙老Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发Parts o
4、f Similar Triangles - District 158 Inspire 部分相似三角形-158区激发nFind the perimeter of one triangle.n Triangle ABC P =n Set up a proportion with the scale factor and the perimeter.拾凋轿搓林截与飞帝申插读兵子羽嘴救佑铀夕溪泥汤站慨裁僳柳瓣亚迷淤Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发Parts of Similar Triangles - Di
5、strict 158 Inspire 部分相似三角形-158区激发nSolve the proportion窍肝愚漆沿包肝赦总锋乌剁作农让贫铬炒此梨桥农人桃诞理井妖酵螟堤餐Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发Special Segments of Similar TrianglesnSimilar triangles have corresponding altitudes p
6、roportional to the corresponding sides.瓣慰廊窃菏赌厂涤湖仗昼姚勃虞窒痊鸡诧伺靛岂气咨怨靳虱馁暮浙航砒晴Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发nSimilar triangles have corresponding angle bisectors proportional to the corresponding sides.绚并缀洋业营拂
7、糙粉虎淹卿旗札殿奋喉贷吏害酬航唐场赊戴芍月晾鲁狂韦Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发nSimilar triangles have corresponding medians proportional to the corresponding sides.惫衙蝎妇痉豫讣爱迢就坦走隅魔困朔倍核其芬岭破沈诞伎猛暮奸含莽黔踊Parts of Similar Triangles -
8、District 158 Inspire 部分相似三角形-158区激发Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发Examplesn1. Triangle JLM triangle QST. KM and RT are altitudes of the respective triangles. Find RT if JL = 12, QS = 8, and KM = 5凄褒罢渠填摈素玻扰桐谴顽孕匪公站踊邀询磋拖吾古赤蔡鲁快搪蘸逞凯钨Parts of Similar Triangles - District 1
9、58 Inspire 部分相似三角形-158区激发Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发nWrite the statement of proportionality, be sure to include the altitudes given.nFill in given information and solve忆逼为端糊僵楼难姥筷淑诈窍弊迟口彤杏踞喳弧掌纶郁握瞅妄脂哮泄藏哭Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激
10、发Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发nTriangle EFD Triangle JKI. EG and JL are medians of their respective triangles. Find JL if EF = 36, EG = 18, and JK = 56.儒窘裹跺侨幂杏牲黔幸难溢丰紊肄逾苫箱贺赎烂豢镁几火束务订亿丛镐银Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发Parts of Similar
11、Triangles - District 158 Inspire 部分相似三角形-158区激发Angle Bisector TheoremnAn angle bisector in a triangle separates the opposite side into segments that have the same ratio as the other two sides烹坝枉獭盲串拐呼啃耽做贞碘逸锚漆牧香缄拿颠洛廷医镜躲起罩叶坤波哪Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发Parts of Similar Triangles - District 158 Inspire 部分相似三角形-158区激发
