Circumcentre of a Triangle
How to Find the Circumcentre of a Triangle
What You Start With
Shown above is a triangle of any size that i am going to find the circumcentre of.
Circumcentre of a Triangle - The circumcentre of a triangle is found by bisecting the length of each side and extending the bisector until they all meet. They will all meet at the same point . This point is called the circumcentre.
The Circumcentre can be outside of the triangle on occasions but the same principles are used.
The Circumcentre can be outside of the triangle on occasions but the same principles are used.
Circumscribe a Triangle
A common question you will be asked in Technical Graphics is to circumscribe a triangle. This simply means to find the circumcentre of the triangle and to draw the circumcircle. This is not to be confused with Inscribing a triangle.
Once you have the circumcentre of the triangle, if you take the radius form the circumcentre to any point of the triangle you will we able to draw a circle that will enclose the triangle, touching only at the three vertices. This circle is called the circumcircle.
Circumcentre of a Triangle Interactive