asked 180k views
1 vote
How to find the distance between a circle's center and a tangent line?

1 Answer

3 votes
hello :
let an equation of the tangent line : ax+by = c
the center of the circle is : A(X0 ,Y0)
the distance between a circle's center and a tangent line is : d
d= |aX0 +bY0 - C| /(√(a²+b²)
answered
User Kyle Uithoven
by
8.2k points

No related questions found

Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.