Radians and area. Radian Measure. Degrees and Radians Questions. Angles: radian-degree. AQA Core 2 7.06 Finding the Length of an Arc. AQA Core 2 7.07 Finding the Shaded Area of a Sector / Area of a Segment. AQA Core 2 7.04 Introducing Radians. AQA Core 2 7.05 Finding the Area of a Sector.