AQA C2 2009 January — Question 1

Exam BoardAQA
ModuleC2 (Core Mathematics 2)
Year2009
SessionJanuary
TopicRadians, Arc Length and Sector Area
1 The diagram shows a sector \(O A B\) of a circle with centre \(O\) and radius 10 cm .
\includegraphics[max width=\textwidth, alt={}, center]{0e19665b-5ee5-49e4-8de2-6c8dd17f61eb-2_371_378_555_824} The angle \(A O B\) is 0.8 radians.
  1. Find the area of the sector.
    1. Find the perimeter of the sector \(O A B\).
    2. The perimeter of the sector \(O A B\) is equal to the perimeter of a square. Find the area of the square.
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