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Making Cones

'Explore cones by making one! A great puzzle that helps to understand the formulae for cones' It sounds easy, but is it? Make a cone with a base radius of 10cm and a perpendicular height of 24 cm. What needs to be considered, solved, calculated to make this possible? What does the net of a cone look like? How can we get the dimensions right? Cones are fascinating shapes in the category of those with a curved surface...

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