Sri KDU Secondary School
Mathematics Secondary 2
Chapter 6: Worksheet 1
1. The diagram shows a prism. The length of the
prism is 16 cm. Its cross section is an equilateral
triangle measuring 12 cm each sides.
Name: ___________________________
Class: S2 ___________________
3. The diagram shows a cone with radius of 14cm
and height of 30cm.
(a) Calculate the total surface area of the cone.
[curved surface area of cone = 𝜋𝑟𝑠]
(a) Calculate the total surface area of the prism.
(b) Calculate the volume of the cone.
[volume of cone = 𝜋𝑟 2 ℎ]
(b) Calculate the volume of the prism.
4. The diagram shows a prism.
2. The diagram shows a cylinder with radius of 7cm
and height of 5cm.
(a) Calculate the surface area of the cylinder.
[curved surface area of cylinder = 2𝜋𝑟ℎ]
(a) Calculate the total surface area of the prism
(b) Calculate the volume of the cylinder.
[volume of cylinder = 𝜋𝑟 2 ℎ]
(b) Calculate the volume of the prism
7. The diagram shows a combined solid consisting
of a cuboid and a pyramid.
5. The diagram shows a pyramid.
(a) Calculate the total surface area of the
pyramid.
(b) calculate the volume of the pyramid.
(a) Calculate the total surface area of the
combined solid.
(b) calculate the volume of the combined solid.
6. The diagram shows a sphere with diameter of 7
cm.
(a) Calculate the surface area of the sphere.
[surface area of sphere = 4𝜋𝑟 2 ]
(b) Calculate the volume of the sphere.
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[volume of sphere = 3 𝜋𝑟 3 ]
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