Sphere | Spherical cap | Spherical segment | Spherical sector | Spherical slice |
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![]() ![]() * Input 2 values and r1
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![]() h = R(1 - cosθ)
In the above case we had a sector with γ = 0 and r1 = 0
![]() Sector surface area of the spherical section is:
![]() Surface area of the outer cone: S2 = πRr2
Surface area of the inner cone: S1 = πRr1
Total sector area: Ssector = Ssec + S1 + S2 = πR(2h + r1 + r2)
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