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Geometry Unit 9 Circles · 2019-04-12 · Geometry Unit 9 Circles 14 Example 3 Use a Radius...

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Geometry Unit 9 Circles 14 Example 3 Use a Radius Perpendicular to a Chord Guided Practice 3 Example 4 Use a Diameter Perpendicular to a Chord CERAMIC TILE In the ceramic stepping stone below, diameter AB is 18 inches long and chord EF is 8 inches long. Find CD.
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Page 1: Geometry Unit 9 Circles · 2019-04-12 · Geometry Unit 9 Circles 14 Example 3 Use a Radius Perpendicular to a Chord Guided Practice 3 Example 4 Use a Diameter Perpendicular to a

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Example3UseaRadiusPerpendiculartoaChord GuidedPractice3

Example4UseaDiameterPerpendiculartoaChordCERAMICTILEIntheceramicsteppingstonebelow,diameterABis18incheslongandchordEFis8incheslong.FindCD.

Page 2: Geometry Unit 9 Circles · 2019-04-12 · Geometry Unit 9 Circles 14 Example 3 Use a Radius Perpendicular to a Chord Guided Practice 3 Example 4 Use a Diameter Perpendicular to a

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GuidedPractice4Inthecirclebelow,diameterQSis14incheslongandchordRTis10incheslong.FindVU.

Example5ChordsEquidistantfromCenter GuidedPractice5

Page 3: Geometry Unit 9 Circles · 2019-04-12 · Geometry Unit 9 Circles 14 Example 3 Use a Radius Perpendicular to a Chord Guided Practice 3 Example 4 Use a Diameter Perpendicular to a

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9.4InscribedAngles

Example1UseInscribedAnglestoFindMeasuresA.Findm∠X.

B.Find

Page 4: Geometry Unit 9 Circles · 2019-04-12 · Geometry Unit 9 Circles 14 Example 3 Use a Radius Perpendicular to a Chord Guided Practice 3 Example 4 Use a Diameter Perpendicular to a

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GuidedPractice1A.Findm∠C.

B.Find

Example2UseInscribedAnglestoFindMeasures GuidedPractice2ALGEBRAFindm∠R. ALGEBRAFindm∠I.


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