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By: a guest on Apr 29th, 2012  |  syntax: None  |  size: 0.26 KB  |  hits: 14  |  expires: Never
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  1. #include <iostream>
  2. #include <iomanip>
  3. using namespace std;
  4.  
  5. int main()
  6. {
  7.         int side1, side2, heigh;
  8.         double area;
  9.  
  10.         cin >> side1 >> side2 >> heigh;
  11.         area = ((side1+side2)*heigh)/2.0;
  12.  
  13.         cout << "Trapezoid area:" << fixed << setprecision(1) << area << endl;
  14.  
  15.         return 0;
  16. }