O-LevelAdditional MathematicsDifferentiation and integrationOct/Nov 2015Paper 2 Q79 Marks
A cone, of height 8 cm and base radius 6cm, is placed over a cylinder of radius r cm and height h cm and is in contact with the cylinder along the cylinder's upper rim. The arrangement is symmetrical and the diagram shows a vertical cross-section through the vertex of the cone. [Figure 7.1]
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