A deep ocean submarine is constructed in the shape of a sphere.
If the volume of the sphere is 12.1 cubic metres, calculate its diameter in metres, correct to two decimal places. (2 marks)
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A deep ocean submarine is constructed in the shape of a sphere.
If the volume of the sphere is 12.1 cubic metres, calculate its diameter in metres, correct to two decimal places. (2 marks)
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A funnel is made in the shape of a square cone with radius 9.5 centimetres and height 19.5 centimetres.
Find the volume of the funnel in cubic centimetres, giving your answer correct to 2 decimal places. (2 marks)
The square pyramid below, has a side measurement of 120 metres and a perpendicular height
Find the volume of the pyramid in cubic metres. (2 marks)
The solid below is made from joining a rectangular prism to a triangular prism, with all measurements in centimetres.
Find the volume of the solid, giving your answer to the nearest cubic centimetre. (3 marks)
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 concrete water pipe is manufactured in the shape of an annular cylinder. The dimensions are shown in the diagrams.
Find the approximate volume of concrete needed to make the water pipe, giving your answer in cubic metres correct to two decimal places. (3 marks)
Two identical spheres fit exactly inside a cylindrical container, as shown.
The diameter of each sphere is 12 cm.
What is the volume of the cylindrical container, to the nearest cubic centimetre? (3 marks)
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Calculate the volume of earth that must be excavated so that the pool shell below fits exactly into the hole. All measurements are in metres. (3 marks)
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A dam is in the shape of a triangular prism which is 50 m long, as shown.
Both ends of the dam,
Calculate the number of litres of water the dam will hold when full. (4 marks)
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A solid is made up of a sphere sitting partially inside a cone.
The sphere, centre
Using the formula
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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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