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Analytic Geometry2D

Solid Geometry - Theory & Concepts - Analytic Geometry Cylindrical Spherical3 D

Three-dimensional coordinate systems, distance, direction cosines, equations of lines and planes in space.

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Conversions
Cartesian (x,y,z):(3.0, 3.0, 3.0)
Cylindrical (r,θ,z):(4.2, 45°, 3.0)
Spherical (ρ,θ,φ):(5.2, 45°, 55°)
r=x2+y2=4.24,ρ=x2+y2+z2=5.20r = \sqrt{x^2+y^2} = 4.24, \quad \rho = \sqrt{x^2+y^2+z^2} = 5.20

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