Circumscribe a Circle on a Triangle
How to Circumscribe a Circle on a Triangle
using just a compass and a straightedge
- Construct the perpendicular bisector of one side of triangle
- Construct the perpendicular bisector of another side
- Where they cross is the center of the Circumscribed circle
- Place compass on the center point, adjust its length to reach any corner of the triangle, and draw your Circumscribed circle!
Note: this is the same method as Construct a Circle Touching 3 Points