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A-Level MathematicsYear 2020Q10

Turn over 29 Question 10 continued ___________________________________________ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ (Total for Question 10 is 10 marks) 30 11. y C2 B A O C1 x Figure 3 Circle C1 has equation x2 + y2 = 100 Circle C2 has equation (x − 15)2 + y2 = 40 The circles meet at points A and B as shown in Figure 3. (a) Show that angle AOB = 0.635 radians to 3 significant figures, where O is the origin. (4) The region shown shaded in Figure 3 is bounded by C1 and C2 (b) Find the perimeter of the shaded region, giving your answer to one decimal place. (4) _ _ _ _ _ _ _ _ _ _ _ _ _ _ ___________________________________________

Paper Source:9MA0_01_que_20201008.pdf

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Exam Specification Info

This question is part of the UK A-Level Mathematics syllabus. In the actual exam, structured questions typically require linking specific keywords to gain full marks. Applaa helps you drill these topics.

Syllabus levelAdvanced Level (A-Level)

SubjectMathematics

Official MarksVariable (2–6 marks)