ANSWER EXERCISE (IF ELSE & SWITCH CASE)

2. CALCULATE (IF...ELSE)

CALCULATE:
a) RECTANGULAR
b) TRIANGLE
c) CIRCLE
d) FAHRENHEIT
e) CELCIUS

Your Selection:

Your Selection is _________ and you are calculate _________. The answer is _____________




ANSWER.
2)#include<iostream.h>
main()
{
char a,b,c,d,e,selection;
float rectangle,triangle,circle,fahrenheit,celcius,h1,h2,w1,b1,f1,r1,c1;


cout<<"\ncalculate:-";
cout<<"\na)rectangular";
cout<<"\nb)triangle";
cout<<"\nc)circle";
cout<<"\nd)fahrenheit";
cout<<"\ne)celcius";
cout<<"\n\n Enter your selection=";
cin >>selection;
if (selection=='a' || selection=='A')
{
cout<<"Enter your height=";
cin>>h1;
cout<<"Enter your width=";
cin>>w1;
rectangle=h1*w1;
cout<<"Your selection is a and you are calculate rectangular.the answer is="<< rectangle;
}
else if(selection=='b'|| selection=='B')
{
cout<<"Enter your base=";
cin>>b1;
cout<<"Enter your height=";
cin>>h2;
triangle=0.5*b1*h2;
cout<<"Your selection is b and you are calculate triangle.the answer is="<< triangle;
}
else if(selection=='c' || selection=='C')
{
cout<<"Enter your radius=";
cin>>r1;
circle=3.1452*r1*r1;
cout<<"Your selection is c and you are calculate circle.the answer is="<< circle;
}
else if(selection=='d' || selection=='D')
{
cout<<"Enter your celcius=";
cin>>c1;
fahrenheit=1.8*(c1+32);
cout<<"Your selection is d and you are calculate fahrenheit.the answer is="<< fahrenheit;
}
else if(selection=='e' || selection=='E')
{
cout<<"Enter your fahrenheit=";
cin>>f1;
celcius=0.56*(f1-32);
cout<<"Your selection is e and you are calculate celcius.the answer is="<< celcius;
}
else
{ cout<<"Invalid selection";}
return 0;
}