From 6b1e347aef7436ab55a405da0a780ca4aa6b011a Mon Sep 17 00:00:00 2001
From: Angeld55 <achi_d@abv.bg>
Date: Thu, 19 Sep 2019 21:23:20 +0300
Subject: Update Triangle.hpp

---
 Polymorphism/Figures/Triangle.hpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Polymorphism/Figures/Triangle.hpp b/Polymorphism/Figures/Triangle.hpp
index a6599bf..b933060 100644
--- a/Polymorphism/Figures/Triangle.hpp
+++ b/Polymorphism/Figures/Triangle.hpp
@@ -1,3 +1,6 @@
+#include "Figure.hpp"
+class Triangle
+{
 public:
 	Triangle(int x1, int y1, int x2, int y2, int x3, int y3) :Figure(3)
 	{
@@ -15,6 +18,7 @@ public:
 	}
 	double getArea()
 	{
+	    //Херонова формула
 	   double halfP = getPer()/2; 
 	   return sqrt(halfP * (halfP-getSide(0))*(halfP-getSide(1))*(halfP-getSide(2)));
 	}
-- 
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