Search by Topic

Filter by: Content type:
Age range:
Challenge level:

There are 2 results

Broad Topics > 3D Geometry, Shape and Space > Pyramids

problem icon

Always, Sometimes or Never? Shape

Age 7 to 11 Challenge Level:

Are these statements always true, sometimes true or never true?

problem icon


Age 14 to 16 Challenge Level:

An irregular tetrahedron has two opposite sides the same length a and the line joining their midpoints is perpendicular to these two edges and is of length b. What is the volume of the tetrahedron?