Surface Area Calculator

a:

b:

l:

h:

r:

How This Is Calculated

Cube: $$ SA = 6a^2 $$
SurfaceArea-Cube

Cuboid: $$ SA = 2(lb + bh + hl)$$
SurfaceArea-Cuboid

Cone: $$ SA = \pi r (l+r) $$
SurfaceArea-Cone

Cylinder: $$ SA = 2 \pi r (r+h) $$
SurfaceArea-Cylinder

Sphere: $$ SA = 4 \pi r^2 $$
SurfaceArea-Sphere

Hemisphere: $$ SA = 3 \pi r^2 $$
SurfaceArea-Hemisphere

Related Calculators