The cylinder shown below has a diameter of 18 centimetres and a length of 45 centimetres.
Find the volume of the cylinder, giving your answer to the nearest cubic centimetre. (2 marks)
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The cylinder shown below has a diameter of 18 centimetres and a length of 45 centimetres.
Find the volume of the cylinder, giving your answer to the nearest cubic centimetre. (2 marks)
A company makes large marshmallows. They are in the shape of a cylinder with diameter 5 cm and height 3 cm, as shown in the diagram.
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A cake is to be made by stacking 24 of these large marshmallows and filling the gaps between them with chocolate. The diagrams show the cake and its top view. The shading shows the gaps to be filled with chocolate.
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A clay brick is made in the shape of a rectangular prism with dimensions as shown.
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Three identical cylindrical holes are made through the brick as shown. Each hole has a radius of 1.4 cm.
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The base of a water tank is in the shape of a rectangle with a semicircle at each end, as shown.
The tank is 1400 mm long, 560 mm wide, and has a height of 810 mm.
What is the capacity of the tank, to the nearest litre? (4 marks)
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