Tangent and Normal to a Circle
A tangent is a straight line that touches the circumference of a circle. It is usually at right angles to the radius of the circle.
A normal is a straight line which joins the center of a circle to the tangent at the point of tangency.
Construction of Tangent and Normal to a circle
Tangent to a circle from a point on the circumference

You are viewing an excerpt of this lesson. Subscribing to the subject will give you access to the following:
- The complete lesson note and evaluation questions for this topic
- The complete lessons for the subject and class (First Term, Second Term & Third Term)
- Media-rich, interactive and gamified content
- End-of-lesson objective questions with detailed explanations to force mastery of content
- Simulated termly preparatory exams
- Discussion boards on all lessons and subjects
- Guaranteed learning
- Win great prizes for topping the Primacy Ebooks