Why does the integral of the surface area of a sphere equal its volume?
5086
Why is the derivative of a circle's area its perimeter (and similarly for spheres)?
101524
Finding the volume enclosed by two surfaces of revolution
11762
Compactness of a Sphere
127248
Norm and unit sphere
6151
Evaluating $\int_a^b \frac12 r^2\ \mathrm d\theta$ to find the area of an ellipse
7241
Areas versus volumes of revolution: why does the area require approximation by a cone?
71265
Density plot on the surface of sphere
52293
The equivalence of definitions Riemann integral
115295
Why are the two dot product definitions equal?
14234
Q: Volume involving spherical and polar coordinates
130366
Self-energy of a uniformly charged, non-conducting sphere, using energy density formula
105423
Why doesn't every integral from 0 to $2\pi$ equal zero?
123914
Calculating volume between two surfaces of revolution
127103
Compute volume of tetrahedron using a triple integral
151698
Integral of a square compared to the square of an integral
131958
Why is the potential energy equal to the negative integral of a force?
146541
Why $\dim U+\dim U^\perp=\dim V$?