chapter 9 right triangles and trigonometry

Chapter9RightTrianglesandTrigonometry

9.1ThePythagoreanTheorem.Recall:WhatdoyourememberaboutthePythagoreantheorem?TheFamousTheorem!Example1:UsingthePythagoreanTheoremFindthevalueofx.Whatdoyounoticeaboutallthesidelengths?Keepinmind!

Example2:UsingthePythagoreanTheoremFindthevalueofx.IsitaPythagoreanTriple?Example3:SolvingaReal-LifeProblemTheskyscrapershownareconnectedbyaskywalkwithsupportbeams.UsethePythagoreanTheoremtoapproximatethelengthofeachsupportbeam.Example4:VerifyingRightTrianglesTellwhethereachtriangleisarighttriangle.Example5:ClassifyingTrianglesVerifythatsegmentswithlengthsof4.3ft,5.2ft,and6.1ftformatriangle.Isthetriangleacute,right,orobtuse?Homework:3-17odd,22,24,27,31,37,41

chapter 9 right triangles and trigonometry

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