Spheres, cylinders and cones

There are 32 NRICH Mathematical resources connected to Spheres, cylinders and cones
Fill Me Up Too
problem
Favourite

Fill me up too

Age
14 to 16
Challenge level
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In Fill Me Up we invited you to sketch graphs as vessels are filled with water. Can you work out the equations of the graphs?
Cola can
problem
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Cola can

Age
11 to 14
Challenge level
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An aluminium can contains 330 ml of cola. If the can's diameter is 6 cm what is the can's height?

Funnel
problem
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Funnel

Age
14 to 16
Challenge level
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A plastic funnel is used to pour liquids through narrow apertures. What shape funnel would use the least amount of plastic to manufacture for any specific volume ?
Immersion
problem
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Immersion

Age
14 to 16
Challenge level
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Various solids are lowered into a beaker of water. How does the water level rise in each case?
Which solid?
problem
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Which solid?

Age
7 to 16
Challenge level
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This task develops spatial reasoning skills. By framing and asking questions a member of the team has to find out what mathematical object they have chosen.
Sponge Sections
problem
Favourite

Sponge sections

Age
7 to 11
Challenge level
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You have been given three shapes made out of sponge: a sphere, a cylinder and a cone. Your challenge is to find out how to cut them to make different shapes for printing.

Efficient cutting
problem
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Efficient cutting

Age
11 to 14
Challenge level
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Use a single sheet of A4 paper and make a cylinder having the greatest possible volume. The cylinder must be closed off by a circle at each end.
Gym Bag
problem

Gym bag

Age
11 to 16
Challenge level
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Can Jo make a gym bag for her trainers from the piece of fabric she has?
Cylinder Cutting
problem

Cylinder cutting

Age
7 to 11
Challenge level
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An activity for high-attaining learners which involves making a new cylinder from a cardboard tube.