10.3UsingChordsRecall:Whatisachord?2Theoremsandaconverse!Example1:UsingCongruentChordstoFindanArcMeasureInthediagram⨀" ≅ ⨀$, &' ≅ (),andmeasureofarc() = 80..FindmeasureofarcFG.Example2:UsingaDiameter
a) FindHK
b) FindmeasureofarcHK
Example3:RealWorldApplicationsThreebushesareaarrangedinagarden,asshown.Whereshouldyouplaceasprinklerthatisthesamedistancefromeachbush?
Example4:UsingCongruentChordstoFindaCirclesRadiusInthediagram,$/ = 01 = 16, 45 = 27, 89:4; = 57 − 9.Findtheradiusof⨀4.Homework:3,5,7,9,13,14,15,16