Mathematics (AS & A Level) · Feb / March 2025 · Paper 12 · Question 4
9709
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0.8 rad 4 cm 6 cm 4 cm 6 cm O D C B A The diagram shows a triangle OAB where OA = OB = 10 cm and angle AOB = 0.8 radians. Points C and D on OA and OB respectively are such that the arc CD is part of a circle with centre O and radius 6 cm. The shaded region is bounded by the arc CD and the line segments CA, AB and BD.
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4(a)[3]
4(b)[3]
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