10.3 Inscribed Angles Intercepted arc. Definition of Inscribed Angles An Inscribed angle is an angle with its vertex on the circle. Inscribed Angles By the end of today, you will know what an inscribed angle is and how to find its measure. Section 10-3 Inscribed Angles Inscribed angles An a...
corr. minorarcsare. 3.3.Definitionof interceptedarc 4.4.Inscribedanglesof arcsare. 5.5.Rightanglesare congruent 6.6.AAS Example2:Example2: Prove: Given: YourTurn:YourTurn: 1.Given 2.Inscribedanglesof arcsare. 3.Verticalanglesare congruent. 4.Radiiofacircleare congruent. 5.ASA Proof: Statements...
andhasendpoints ontheangleis calledthe interceptedarcof theangle. interceptedarc inscribedangle Theorem10.8:Measureofan InscribedAngle • Ifanangleis inscribedina circle,thenits measureisone halfthemeasure ofitsintercepted arc. m∠ADB=½m AB C B A D Ex.1:FindingMeasuresofArcs andInscribedAngles ...
inscribedcircle内切圆concentriccircles同心圆circumcircle,circumscribedcircle外接圆circumcentre外心centralangle圆心角 Themeasureofacentralangleequalsthe measureofitsinterceptedarc”截取的弧长in aunitcircle inscribedangle圆周角 Theinscribedanglesonthesamesideofthechordareallequaldegreemeasurementand...