lab6_2.cpp

#include <iostream>
#include <cmath>
using namespace std;

double deg2rad(double degree){
    return ((degree/180)*M_PI);
}

double rad2deg(double rad){
    return ((rad/M_PI)*180);
}

double findXComponent(double l1,double l2,double a1,double a2){
    double x_l1 = (l1*cos(a1));
    double x_l2 = (l2*cos(a2));
    return x_l1+x_l2;
}

double findYComponent(double l1,double l2,double a1,double a2){
    double y_l1 = (l1*sin(a1));
    double y_l2 = (l2*sin(a2));
    return y_l1+y_l2;
}

double pythagoras(double xcomp,double ycomp){
    double xcomp2 = pow(xcomp,2);
    double ycomp2 = pow(ycomp,2);
    double r = sqrt(xcomp2+ycomp2);
    return r;
}

void showResult(double l, double rad){
    cout << "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%" << endl;
    cout << "Length of the resultant vector = " << l << endl;
    cout << "Direction of the resultant vector (deg) = " << rad << endl;
    cout << "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%" << endl;
}

int main(){
    double l1,l2,a1,a2,xcomp,ycomp,result_vec_length,result_vec_direction;
    cout << "Enter length of the first vector: ";
    cin >> l1;
    cout << "Enter direction of the first vector (deg): ";
    cin >> a1;
    cout << "Enter length of the second vector: ";
    cin >> l2;
    cout << "Enter direction of the second vector (deg): ";
    cin >> a2;
    
    a1 = deg2rad(a1);
    a2 = deg2rad(a2);
    xcomp = findXComponent(l1,l2,a1,a2);
    ycomp = findYComponent(l1,l2,a1,a2);
    result_vec_length = pythagoras(xcomp,ycomp);
    result_vec_direction = rad2deg(atan2(ycomp,xcomp)); 

    showResult(result_vec_length,result_vec_direction);
}