diff --git a/simu-lora/geogebra/circle_area_2.ggb b/simu-lora/geogebra/circle_area_2.ggb
new file mode 100644
index 0000000..61679dd
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diff --git a/simu-lora/img/circle_area_2.png b/simu-lora/img/circle_area_2.png
new file mode 100644
index 0000000..d9b681e
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diff --git a/simu-lora/triangle.py b/simu-lora/triangle.py
index fb98360..8143d08 100644
--- a/simu-lora/triangle.py
+++ b/simu-lora/triangle.py
@@ -38,6 +38,26 @@ print(c_CA)
 
 area = triangle_area + c_AB + c_BC + c_CA
 
-print(f"Triangle area: {heron(side(A,B),side(B,C),side(C,A))}")
-print(f"Intersection triangle area: {triangle_area}")
-print(f"Total area: {area}")
+# print(f"Triangle area: {heron(side(A,B),side(B,C),side(C,A))}")
+# print(f"Intersection triangle area: {triangle_area}")
+print(f"Total area (3 circles): {area}")
+
+## Two circles
+
+CA_i0=(2,1)
+CA_i1=(1,2)
+
+AB_i0=(1.75,1.66)
+AB_i1=(1.75,0.34)
+
+BC_i0=(1.51,1.13)
+BC_i1=(3,1.87)
+
+AB=side(AB_i0,AB_i1)
+BC=side(BC_i0,BC_i1)
+CA=side(CA_i0,CA_i1)
+
+area_two = 2*circle_triangle(AB) + 2*circle_triangle(BC) + 2*circle_triangle(CA)
+print(f"Total area (2 circles): {area_two-3*area}")
+
+print(f"Total area (1 circle): {(3*math.pi)-(area_two-2*area)}")