Circumcircle of a Triangle Calculator


The circumcircle of a triangle can be explained as the circle that passes through 3 vertices of a given triangle. The circumcircle of a triangle is also known as circumscribed circle.
Circumcircle of a Triangle

The formulas of circumcircle of a triangle is given below:
Circumcircle Radius Formula

From the above formula the s can be calculated:
Calculate Circumcircle

Now, when we know the circumcircle radius we can also find the circumcircle area with the help of this below formula:
Circumcircle Area Formula

Finally, to find the triangle area we can use this formula:
Circumcircle Triangle Formula

In our below online circumcircle of a triangle calculator, enter the length of triangle side a, side b and side c and click calculate circumcircle radius, circumcircle area and triangle area instantly.


Length of Triangle Side a:
Length of Triangle Side b:
Length of Triangle Side c:
Circumcircle Radius (r):
Circumcircle Area (Sc):
Triangle Area (St):






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