Surface area & volume formulas, User's guide — 49 – Calculated Industries 4045-B User Manual
Page 49
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User's Guide — 49
Surface Area & Volume
Formulas
w
l
Rectangle
Surface area =
2hw + 2hl + 2lw
Volume = l x w x h
h
Sphere
Surface area = 4
πr
Volume =
πr
r
2
4
3
3
Cone
Surface area =
πr r + h
(+
πr if you add the base)
Volume =
πr h
r
h
2
2
2
2
3
Cylinder
Surface area = 2
πrh + 2πr
Volume =
πr h
r
h
2
2
a
Cube
Surface area = 6a
Volume = a
2
3
a
a
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