# Answer to Question #52577 in C++ for Erick

Question #52577

In a right triangle, the square of the length of one side is equal to the sum of the squares of the lengths of the other two sides. Write a program that prompts the user to enter the lengths of three sides of a triangle and then outputs a message indicating whether the triangle is a right triangle.

Expert's answer

__Answer:__** **

**#include <iostream>**

** **

**using namespace std;**

** **

**int main(){**

** int a,b,c;**

** cout<<"Input firstside: ";**

** cin>>a;**

** cout<<"Input secondside: ";**

** cin>>b;**

** cout<<"Input thirdside: ";**

** cin>>c;**

** if((a*a+b*b==c*c)||(a*a+c*c==b*b)||(c*c+b*b==a*a))**

** cout<<"Triangleis right"<<endl;**

** else**

** cout<<"Triangleis not right"<<endl;**

** return 0;**

**}**

** **

__Result:__**Input first side: 3**

**Input second side: 4**

**Input third side: 5**

**Triangle is right**

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