https://www.khanacademy.org/math/geometry-essentials/x4ed6fe35e53aafaa:analytic-geometry 2026-06-30T17:30:43.834984468Z Analytic geometry In analytic geometry, also known as coordinate geometry, we think about geometric objects on the coordinate plane. For example, we can see that opposite sides of a parallelogram are parallel by writing a linear equation for each side and seeing that the slopes are the same. unit