Circle Geometry: Finding the Size of an Angle
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Year 7 - Year 12
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Maths Resource Description
This video shows how to solve two problems involving angles in a circle. It first shows how to find the size of an angle at the center of a circle when given an angle at the circumference. Part two of the problem shows how to find the size of an angle using the Alternate Angle Segment Theory. Source of problem: IGCSE A June 2018 paper 1H Q13.