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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. void Area(float r)
  5. {
  6.     cout<<"\nArea of Circle is: "<<acos(-1)*r*r;
  7. }
  8.  
  9. void Area(float angle,float a,float b)
  10. {
  11.     cout<<"\nArea of Triangle is: "<<a*b*(sin(angle*3.1416/180)/(int)2);
  12. }
  13.  
  14. void Area(float a,float b)
  15. {
  16.     cout<<"\nArea of rectangle is: "<<a*b;
  17. }
  18. int main()
  19. {
  20.     float a,b,c;
  21.     cout<<"\nEnter Degree and two arm of a triangle: ";
  22.     cin>>a>>b>>c;
  23.     Area(a,b,c);
  24.     cout<<"\nEnter radius of a circle: ";
  25.     cin>>a;
  26.     Area(a);
  27.     cout<<"\nEnter length and width of a rectengle: ";
  28.     cin>>a>>b;
  29.     Area(a,b);
  30.     //cout<<endl<<sin(90);
  31.  
  32.     return 0;
  33. }
  34.  
Success #stdin #stdout 0s 5280KB
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stdin
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Standard input is empty
stdout
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Enter Degree and two arm of a triangle: 
Area of Triangle is: -0
Enter radius of a circle: 
Area of Circle is: 0
Enter length and width of a rectengle: 
Area of rectangle is: -0
https://ideone.com/DtEu2v
04.area of triangle, circle, rectangle using function overloading
language:
C++14 (gcc 8.3)
created:
3 days ago
visibility:
public

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