| Nine-Point Circle | |
|---|---|
| Center: | |
| Radius: | |
| Diameter: | |
| Circumference: | |
| Area: | |
| Triangle Points | |
| Point A: | |
| B: | |
| C: | |
| Midpoint AB: | |
| BC: | |
| CA: | |
| Triangle Sides | |
| Length AB: | |
| BC: | |
| CA: | |
| Slope AB: | |
| BC: | |
| CA: | |
| Perimeter: | |
| Area: | |
| Triangle Altitudes | |
| Foot A: | |
| B: | |
| C: | |
| Length A: | |
| B: | |
| C: | |
| Slope A: | |
| B: | |
| C: | |
| Orthocenter: | |
| Ortho Midpoint A: | |
| B: | |
| C: | |
| Circumscribed Circle | |
| Center: | |
| Radius: | |
| Diameter: | |
| Circumference: | |
| Area: | |