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WAP in C++ to check whether a triangle is valid or not, when the three angles of the triangle are entered by the user. A triangle is valid if the sum of all the three angles is equal to 180 degrees.

 

#include<iostream.h>
#include<conio.h>
int main()
{
	int ang1,ang2,ang3;
	cout<<"Enter the three angles of triangle:";
	cin>>ang1>>ang2>>ang3;
	if (ang1+ang2+ang3==180)
		cout<<"Triangle is valid";
	else
		cout<<"Triangle is not valid";
	getch();
	return 0;
}
 
  












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