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Surface area and volume of 3D solidsIB MYP Maths Extended: Flashcards

What these 13 flashcards ask

  • Volume of a prism?
  • Volume of a cylinder?
  • Curved surface area of a cylinder?
  • Total surface area of a closed cylinder?
  • Volume of a pyramid?
  • Volume of a cone?
  • Curved surface area of a cone?
  • Volume of a sphere?
  • Surface area of a sphere?
  • Slant height or perpendicular height: which goes in the volume formula?
  • 1 cm^3 in mm^3?
  • 1 m^3 in litres?
  • 1 litre in cm^3?

Exam questions on Surface area and volume of 3D solids

  1. A closed cylindrical water tank has radius 0.80.8 m and height 1.51.5 m. Volume of a cylinder =πr2h=\pi r^2h. Curved surface area of a cylinder =2πrh=2\pi rh.
    Find the total outer surface area of the closed tank.2 marks
  2. A solid metal prism has a right-angled triangle as its cross-section, with perpendicular sides 66 cm and 88 cm and hypotenuse 1010 cm. The prism is 1515 cm long.
    Write the volume of the prism in mm3^3.2 marks
  3. A square-based pyramid has a base of side 1010 cm and a perpendicular height of 1212 cm. Each of its four triangular faces has a slant height of 1313 cm. Volume of a pyramid =13×base area×height=\frac13\times\text{base area}\times\text{height}.
    Find the volume of the pyramid. A cuboid box has the same base and the same height. What fraction of the box does the pyramid fill?3 marks
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Written by the Exaim team, led by Shaun Daswani (Head of Upper Secondary, Improve ME Institute; MSc Financial Mathematics, Imperial College London; BSc, UCL) and Jason Daswani (operational lead, Improve ME Institute; LSE).