A tangent intersects a circle in exactly one point. When two segments are drawn tangent to a circle from the same point outside the circle, the segments are congruent. The extension problem of this topic is a belt and gear problem which asks for the length of belt required to fit around two gears. Topics related to circle radii include inscribed circles and radii to tangents.
Sample Problems (3)
Need help with "Tangent Segments to a Circle" problems? Watch expert teachers solve similar problems to develop your skills.