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12-5 Angle Relationships in Circles Bellringer: 1. Identify each line or segment that intersects ÍF. Find each measure. 2. m∠ ∠NMP 3. m∠ ∠NLP Holt McDougal Geometry 12-5 Angle Relationships in Circles Objectives Find the measures of angles formed by lines that intersect circles. Use angle measures to solve problems. Holt McDougal Geometry 12-5 Angle Relationships in Circles Holt McDougal Geometry 12-5 Angle Relationships in Circles Holt McDougal Geometry 12-5 Angle Relationships in Circles Example 1A: Using Tangent-Secant and Tangent-Chord Angles Find each measure. m∠ ∠EFH Holt McDougal Geometry 12-5 Angle Relationships in Circles Check It Out! Example 1a Find each measure. m∠ ∠STU Holt McDougal Geometry 12-5 Angle Relationships in Circles Holt McDougal Geometry 12-5 Angle Relationships in Circles Example 2: Finding Angle Measures Inside a Circle Find each measure. m∠ ∠AEB Holt McDougal Geometry 12-5 Angle Relationships in Circles Check It Out! Example 2a Find each angle measure. m∠ ∠ABD Holt McDougal Geometry 12-5 Angle Relationships in Circles Holt McDougal Geometry 12-5 Angle Relationships in Circles Example 3: Finding Measures Using Tangents and Secants Find the value of x. Holt McDougal Geometry 12-5 Angle Relationships in Circles Check It Out! Example 3 Find the value of x. Holt McDougal Geometry
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