Check if line intersects circle

In this article, we have explained how to check if line intersects circle and have provided three mathematical proofs along with implementation.

Table of ContentsIntroductionAlgebraic ProofGeometric ProofVector ProofPython ImplementationOverviewIntroduction

In this article we will explore the distance from a point to a line formula, it is a useful formula that can be used within coordinate geometry to check if a line intersects with a circle, hence making it a tangent. We shall derive t...