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Cylinder calculator

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This calculator finds the unknown element of a cylinder given two known dimensions. The calculator gives a step-by-step solution on how to find the missing value.

Cylinder calculator
Input two values of a cylinder and select what you want to find.
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Solve for
Enter two elements of a cylinder.
r =
 
d =
 
h =
V =
 
A =
AB =
 
AL =
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Cylinder - all formulas
$$ V =a^2 \times h \times \pi $$
volume
$$ A_B = a^2 \times \pi $$
base area
$$ A_L = 2 \times r \times h \times \pi $$
lateral area
$$ A_{tot} = 2A_B + A_L $$
total area
$$ A_{tot} = 2 \times r \times \pi (r+h) $$
total area
Examples
ex 1:
Find the area of the cylinder if its diameter is 18 centimeters and its height is 12 centimeters.
ex 2:
What is the volume of a cylinder whose base has a area of 42.1 cm and a height of 6.1 cm?
ex 3:
What is the radius of a cylinder whose height is 12 cm and lateral area is 24π cm?
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