Simple Units
Simple Units
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Tube Calculator
Tube Calculator
High-precision geometry calculations
Category
Plane
Solid
Shape
Cube
Rectangular Box
Sphere
Ellipsoid
Spherical Cap
Tube
Cone
Cylinder
Capsule
Conical Frustum
Square Pyramid
L
R, r
Precision
6 digits
Outer Radius (R)
Inner Radius (r)
Length (L)
Surface Area
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12.566371
Formula:
2
π
(
R
+
r
)
(
R
−
r
+
L
)
2\pi(R + r)(R - r + L)
2
π
(
R
+
r
)
(
R
−
r
+
L
)
Volume
Copy
0
Formula:
π
(
R
2
−
r
2
)
L
\pi(R^2 - r^2)L
π
(
R
2
−
r
2
)
L
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