THREE DIMENSIONAL GEOMETRY Rectangular Cartesian Coordinates in 3D In solid analytical geometry, the position of a point is determined by the coordinates with reference to three… The Equation Of Plane In 3D Geometry A first-degree equation in x, y, z represents a plane. The most general equation of the first degree is… Equation of A Straight Line in 3D Geometry We know that the common section of two planes is a straight line. So now, let’s talk about the Equation of a… Equation of a Sphere in 3D Geometry A sphere is the locus of a point which moves in the space in such a way that its distance from a fixed point is… General Equation of The Second Degree The surface represented by a general equation of the second degree in x, y, z is called a second-order surface…