GCSE Maths (AQA)
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Geometry and Measures
Properties and Constructions
Angles Around a Point
1:40
Basic Angle Rules
Spec
G3
- There are 360 degrees around a point
- Degrees are defined so that there's 360 degrees in a circle
- To calculate the unknown angle that completes the circle, add the given angles together
- Subtract the sum of the given angles from 360 degrees to find the missing angle
- In the example, the missing angle is 145 degrees
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