expected a ) c++ code example

Example: C++ expected a ')'

#include <iostream>
#include <cstdlib>               
#include <math.h> 

using namespace std;

#define vesszo ","
#define szokoz " "

int main()
{
	system("cls");
	double a, b, c;

	cout << "1.oldal: ";
	cin >> a;
	cout << "2.oldal: ";
	cin >> b;
	cout << "3.oldal: ";
	cin >> c;

	cout << "A haromszog oldalai: " << a << vesszo << szokoz << b << vesszo << szokoz << c << "\n";


	bool szekhet = false;

	if ((a + b > c) and(a + c > b) and(b + c > a));

}