Mathematics (Syllabus D) · Oct / Nov 2019 · Paper 22 · Question 8
4024
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[Volume of cone r h 3 1 2 r = ] [Curved surface area of a cone = rrl ] 16 12 45 15 c The diagram shows a bowl with a circular base. The curved surface of the bowl is formed by removing a cone with radius 12 cm and height 45 cm from a larger cone as shown in the diagram. The radius of the top of the bowl is 16 cm and its height is 15 cm.
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8(a)[3]
8(b)[2]
8(c)[4]
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