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Three Cubes

Can you work out the dimensions of the three cubes?

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Concrete Calculation

The builders have dug a hole in the ground to be filled with concrete for the foundations of our garage. How many cubic metres of ready-mix concrete should the builders order to fill this hole to make the concrete raft for the foundations?

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In a Spin

What is the volume of the solid formed by rotating this right angled triangle about the hypotenuse?

Efficient Cutting

Stage: 4 Challenge Level: Challenge Level:2 Challenge Level:2

The width of the A4 sheet could determine the circumference of the base of the cylinder. Then the diameter of the base restricts how high the cylinder can be - can you work out the dimensions of this cylinder?

The length of the A4 sheet could determine the circumference of the base of the cylinder.

The width of the A4 sheet could determine the height of the cylinder.

The length of the A4 sheet could determine the height of the cylinder.