Updated the Object behavior / Method plot_vector_add

app.py

@@ -21,14 +21,14 @@ class Vector_Addition:
     def plot_vector_add(self):
         plt.figure(figsize=(10,5))
         plt.plot([0, self.v1[0]], [0, self.v1[1]], 'b', label='v1')
-        plt.plot([0, self.v2[0]], [0, self.v2[1]], 'r', label='v2')
+        plt.plot([0, self.v2[0]+self.v1[0]], [0, self.v2[1]+self.v1[1]], 'r', label='v2')
         plt.plot([0, self.v1[0]+ self.v2[0]], [0, self.v1[1]+ self.v2[1]], 'k', label='v1+v2')
         plt.xlabel('X')
         plt.ylabel('Y')
         plt.title('Vector Addition')
         plt.grid(True)
         plt.legend()
-        
+
         buf = BytesIO()
         plt.savefig(buf, format='png')
         buf.seek(0)