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mathematicsprinted 88 · PDF 89
165 pagesrevision 46935
printed 88 · PDF 89
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88
Surface Area: The total area of each face (flat or curved surface) of a 3-D
object.
The following table shows some 3-D shapes with the formulas used to
calculate their volumes and surface areas.
Shape
Diagram
Formula for
Volume
Formula for
Surface Area
Cube
l3
6l2
Cuboid
lwh
2lw+2lh+2wh
Prism
Ah
2A+h(a+b+c+…
)
Cylinder
πr2h
2πr2+2πrh
Sphere
4πr3/3
4πr2