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\n\"Flipped\n\n
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\nLesson Planet Curated\n
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\nFlipped Math: Geometry\n

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\n\nFor Students\n\n9th - 12th\n\nStandards\n
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\nImagine taking a complete geometry course remotely! Eleven units make up the My Geometry course. Each unit follows the Flipped-Mastery cycle of learning, divided into two semesters. Pupils watch and take notes on a video that details the...\n
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\n\n26\nItems in Unit\n\n
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\n\"Geometry\n\n
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\nLesson Planet Curated\n
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\nGeometry Unit 11: Circles\n

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\n\nFor Students\n\n9th - 12th\n\nStandards\n
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\nThe five resources in the Geometry Unit 11: Circles Unit Module are designed for the flipped classroom. Pupils watch videos that show how to apply concepts about circles, tangents, congruent chords and arcs, and intercepting arcs....\n
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Lesson Plan
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\n\"Inscribed\n\n
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\nEngageNY\n
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\nInscribed Angle Theorem and Its Applications\n

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\n\nFor Teachers\n\n9th - 10th\n\nStandards\n
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\nInscribed angles are central to the instructional activity. Young mathematicians build upon concepts learned in the previous instructional activity and formalize the Inscribed Angle Theorem relating inscribed and central angles. The...\n
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\n\"Experiments\n\n
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\nEngageNY\n
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\nExperiments with Inscribed Angles\n

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\n\nFor Teachers\n\n9th - 10th\n\nStandards\n
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\nRight angles, acute angles, obtuse angles, central angles, inscribed angles: how many types of angles are there? Learners first investigate definitions of inscribed angles, central angles, and intercepted arcs. The majority of the...\n
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Instructional Video5:55
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\n\"Inscribed\n\n
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\nCK-12 Foundation\n
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\nInscribed Angles in Circles: Lesson\n

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\n\nFor Students\n\n9th - 12th\n\nStandards\n
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\nCircle the angles and intercept the arcs. The video introduces three theorems relating to inscribed angles in circles. Using drawings, the segment of a playlist on geometry illustrates the measure of angle along with theorems about two...\n
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Instructional Video8:36
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\n\"Inscribed\n\n
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\nKrista King Math\n
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\nInscribed Angles of Circles\n

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\n\nFor Students\n\n9th - 12th\n\nStandards\n
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\nRelationships in circles build from the many connections made throughout the geometry course. The instructor in the video explains these connections as she builds the concept of inscribed angles. Using examples, the narrator highlights...\n
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\nThe Inscribed Angle Alternate – A Tangent Angle\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nYou know the Inscribed Angle Theorem and you know about tangent lines; now let's consider them together! Learners first explore angle measures when one of the rays of the angle is a tangent to a circle. They then apply their...\n
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\n\"Cabri\n\n
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\nCabri Jr. Inscribed Angles\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nYoung scholars construct inscribed angles using Cabri Jr. They draw a circle on their graphing calculator, then construct an inscribed angle and measure its angle measures. Learners drag the inscribed angle around the circle. They make...\n
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\n\"Unknown\n\n
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\nEngageNY\n
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\nUnknown Angle Problems with Inscribed Angles in Circles\n

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\nWe know theorems about circles—now what? Class members prove a theorem, with half the class taking the case where a point is inside the circle and half the class taking the case where a point is outside the circle. The lesson then...\n
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\n\"Central\n\n
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\nCurated OER\n
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\nCentral and Inscribed Angles\n

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\n\nFor Students\n\n10th\n
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\nIn this central and inscribed angles worksheet, 10th graders identify and solve 20 different problems that include determining inscribed angles and intercepted arcs. First, they determine the measure of point P if the given angles are...\n
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\nThe Angle Measure of an Arc\n

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\nHow do you find the measure of an arc? Learners first review relationships between central and inscribed angles. They then investigate the relationship between these angles and their intercepted arcs to extend the Inscribed Angle Theorem...\n
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\n\"Inscribed\n\n
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\nCurated OER\n
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\nInscribed Angles\n

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\nIn this inscribed angles worksheet, 10th graders solve 11 different problems that are related to determining the measurement of various inscribed angles. First, they name the intercepted arc for an angle, the inscribed angle, and the...\n
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\n\"Inscribed\n\n
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\nCurated OER\n
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\nInscribed Angles\n

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\n\nFor Teachers\n\n9th - 10th\n
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\nStudents calculate the inscribed angle of a triangle. In this geometry activity, students identify the angle created by intersection of a triangle and a circle. They see the relationship between the arc and the angle.\n
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\n\"Inscribed\n\n
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\nCurated OER\n
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\nInscribed Angles\n

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\nIn this inscribed angles activity, 10th graders solve 13 various types of problems related to inscribed angles in geometry. First, they identify a circle illustrated and each arc of the circle. They, students find the measure of each...\n
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Worksheet
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\n\"Inscribed\n\n
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\nCurated OER\n
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\nInscribed Angles and Arcs\n

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\nIn this inscribed angles and arcs worksheet, 10th graders solve and complete 21 various types of problems. First, they find the measure of each inscribed angle. Then, students find the measure of each angle or arc in a circle with the...\n
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\n\"Right\n\n
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\nIllustrative Mathematics\n
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\nRight Triangles Inscribed in Circles I\n

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\n\nFor Teachers\n\n9th - 10th\n\nStandards\n
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\nOne of the basic properties of inscribed angles gets a triangle proof treatment in a short but detailed exercise. Leading directions take the learner through identifying characteristics of a circle and how they relate to angles and...\n
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\n\"Angles\n\n
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\nTexas Instraments\n
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\nAngles in Circles\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nTeach your learners how to investigate the relationship between a central angle and an inscribed angle which subtend the same arc of a circle. The dynamic nature of Cabri Jr. provides opportunity for conjecture and verification.\n
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Unit Plan
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\n\"Module\n\n
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\nMathematics Vision Project\n
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\nModule 5: Circles A Geometric Perspective\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nCircles, circles, everywhere! Pupils learn all about circles, central angles, inscribed angles, circle theorems, arc length, area of sectors, and radian measure using a set of 12 lessons. They then discover volume formulas through...\n
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Lesson Plan
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\n\"Inscribed\n\n
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\nCurated OER\n
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\nInscribed Angles\n

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\n\nFor Teachers\n\n9th - Higher Ed\n
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\nYoung scholars analyze inscribed angles and intercepted arcs and explore the relationships between the two. They investigate the properties of angles, arcs, chords, tangents, and secants to solve problems involving circles.\n
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Instructional Video1:43
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\n\"Inscribed\n\n
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\nInscribed Quadrilaterals in Circles: Lesson\n

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\n\nFor Students\n\n9th - 11th\n\nStandards\n
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\nFind supplementary information about inscribed angles. A section of a large geometry playlist introduces the relationship of angles in an inscribed quadrilateral. The presentation works through examples that use the relationship between...\n
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Instructional Video19:21
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\n\"Intercepted\n\n
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\nIntercepted Arcs\n

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\n\nFor Students\n\n9th - 12th\n\nStandards\n
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\nIntercept the class's learning on circles. Pupils learn the relationship between intercepted arcs and inscribed angles. The scholars use that information to find the relationship of angles in an inscribed quadrilateral and an angle...\n
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Instructional Video0:53
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\n\"Angles\n\n
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\nCorbett Maths\n
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\nAngles in the Same Segment – Proof\n

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\nIf angles intercept the same arc, the angles must be the same size. The quick video talks through the proof of showing the reason two inscribed angles that intersect the same arc have the same measurement. Pupils then create their own...\n
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Performance
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\n\"Where\n\n
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\nRadford University\n
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\nWhere Should We Sit?\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nWhere's the best seat in the house? Given a diagram of a movie theater, pupils determine the best seats based on the viewing angle. They use inscribed angles to justify their choices. \n
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\n\"Arcs\n\n
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\nWest Contra Costa Unified School District\n
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\nArcs and Angles\n

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\nNoah didn't construct this kind of arc. High school scholars first explore how angles can be formed in circles. They then learn relationships between angles and arcs by conducting an exploratory activity where they position and draw arcs...\n
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