Tagged: net

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Volume of a pyramid is a third of the corresponding prism…

I have seen lovely demonstrations using coloured water and perspex containers that the volume of a pyramid is one third the volume of a prism with the same base area and height. There are lots of videos on YouTube showing this; here’s one: However, here is an alternative activity for showing the same result from the excellent cutoutfoldup.com website: Nets...

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What does the cube look like?

I created this worksheet based on a problem on the excellent NRich Maths website. The pupils have to use their skills of visualising 3D shapes to draw patterns on the faces of a cube net after deciphering where they should go by looking at 3D views of the cube. To scaffold the task an actual cube net is also included...