1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289

#include <iostream>
#include <math.h>
using namespace std;
void displayMenu(void);
double engineerOne(double pointxI, double pointxII, double pointyI, double pointyII);
double engineerTwo(double pointxI, double pointxII, double pointyI, double pointyII);
double engineerThree(double verticalAngleD, double velocityMile);
void engineerFour(double pointxI, double pointyI, double pointDistance, double angleDegree, double destinationX, double destinationY);
void getPoints(double& pointx, double& pointy);
void custServiceOne(double& pointxI, double& pointxII, double& pointyI, double& pointyII);
void custServiceTwo(double& pointxI, double& pointyI);
void custServiceThree(double& verticalAngleD, double& velocityMile);
void custServiceFour(double& pointxI, double& pointyI, double& pointDistance, double& angleDegree);
int main()
{
char again;
int programChoice;
double pointxI, pointxII, pointyI, pointyII, verticalAngleD, velocityMile,
pointDistance, angleDegree, TwopointDistance,
degreeAngle, distanceFeet,
destinationX, destinationY;
cout << endl << "Compute Different Awesome Equations" << endl << endl;
do
{
do
{
displayMenu();
cout << "Please enter your selection: ";
cin >> programChoice;
if (programChoice > 5  programChoice <= 0)
{
cout << endl << "Please enter a number from 1 to 5";
cout << endl << endl;
}
}
while (programChoice > 5  programChoice <= 0);
if (programChoice == 1)
{
custServiceOne(pointxI, pointxII, pointyI, pointyII);
}
else if (programChoice == 2)
{
custServiceTwo(pointxI, pointyI);
}
else if (programChoice == 3)
{
custServiceThree(verticalAngleD, velocityMile);
}
else if (programChoice == 4)
{
custServiceFour(pointxI, pointyI, pointDistance, angleDegree);
}
if (programChoice == 1)
{
TwopointDistance = engineerOne(pointxI, pointxII, pointyI, pointyII);
}
else if (programChoice == 2)
{
degreeAngle = engineerTwo(pointxI, pointxII, pointyI, pointyII);
}
else if (programChoice == 3)
{
distanceFeet = engineerThree(verticalAngleD, velocityMile);
}
else if (programChoice == 4)
{
engineerFour(pointxI, pointyI, pointDistance, angleDegree, destinationX, destinationY);
engineerFour(pointxI, pointyI, pointDistance, angleDegree, destinationX, destinationY);
//I need to have engineer four calculate these two destinations here
}
if (programChoice == 1)
{
cout << "The distance between your two points is: "
<< TwopointDistance << endl;
}
else if (programChoice == 2)
{
cout << "The horizontal angle from the first point to the"
" second point is: " << degreeAngle << endl;
}
else if (programChoice == 3)
{
cout << "The horizontal distance (in feet) the object"
" traveled is: " << distanceFeet << endl;
}
else
{
cout << "The destination point is ("
<< destinationX << "," << destinationY << ")" << endl;
// I need to display them here like (x,y) just unsure how
}
cout << endl << "Would you like to do another calculation (y/n)? ";
cin >> again;
}
while (again == 'y');
return 0;
}
void displayMenu(void)
{
cout << endl;
cout << "Choose from the following options: " << endl;
cout << "(1) Compute the distance between two points" << endl;
cout << "(2) Compute the horizontal angle of two points" << endl;
cout << "(3) Compute the (horizontal distance (in feet)" <<
" that an object travels" << endl;
cout << "(4) Compute the destination point" << endl;
cout << "(5) Exit the program" << endl;
}
double engineerOne(double pointxI, double pointxII, double pointyI, double pointyII)
{
double TwopointDistance;
TwopointDistance = sqrt(pow(pointxII  pointxI, 2) +
pow(pointyII  pointyI, 2));
return (TwopointDistance);
}
double engineerTwo(double pointxI, double pointxII, double pointyI, double pointyII)
{
const double PI = 3.14159;
double distanceX, distanceY, radianAngle, degreeAngle;
distanceX = pointxII  pointxI;
distanceY = pointyII  pointyI;
if (distanceX > 0)
{
radianAngle = atan(distanceY / distanceX);
}
else if (distanceX < 0)
{
radianAngle = atan(distanceY / distanceX) + PI;
}
else if (distanceX == 0 && distanceY >= 0)
{
radianAngle = PI/2;
}
else
{
radianAngle = PI/2;
}
degreeAngle = radianAngle * (PI / 180);
return degreeAngle;
}
double engineerThree(double verticalAngleD, double velocityMile)
{
const double PI = 3.14159, FeetperMile = 5280, SecperHour = 3600, gravity = 32.172;
double velocityFeet, verticalAngleR, distanceFeet;
verticalAngleR = verticalAngleD * (PI / 180);
velocityFeet = velocityMile * (FeetperMile / SecperHour);
distanceFeet = pow(velocityFeet, 2) *
sin(2 * verticalAngleR) / gravity;
return distanceFeet;
}
//engineer four is the one I am having trouble with
void engineerFour(double pointxI, double pointyI, double pointDistance, double angleDegree, double destinationX, double destinationY)
{
const double PI = 3.14159;
double angleRadian, distanceX, distanceY;
angleRadian = angleDegree * (PI / 180);
distanceX = pointDistance * cos(angleRadian);
distanceY = pointDistance * sin(angleRadian);
destinationX = pointxI + distanceX;
destinationY = pointyI + distanceY;
//I get two destinations one for x and one for y
}
void getPoints(double& pointx, double& pointy)
{
cout << endl << "Please enter your x point: ";
cin >> pointx;
cout << endl << "Please enter your y point: ";
cin >> pointy;
}
void custServiceOne(double& pointxI, double& pointxII, double& pointyI, double& pointyII)
{
cout << endl << "Please enter your first set of points: "
<< endl;
getPoints(pointxI, pointyI);
cout << endl << "Please enter your second set of points: "
<< endl;
getPoints(pointxII, pointyII);
}
void custServiceTwo(double& pointxI, double& pointyI)
{
cout << endl << "Please enter your set of points: "
<< endl;
getPoints(pointxI, pointyI);
}
void custServiceThree(double& verticalAngleD, double& velocityMile)
{
do
{
cout << endl << "Please enter your elevation angle: ";
cin >> verticalAngleD;
if (verticalAngleD <= 0  verticalAngleD >= 90)
{
cout << endl << "Please input an angle between 0  90 degrees";
cout << endl << endl;
}
}
while (verticalAngleD <= 0  verticalAngleD >= 90);
do
{
cout << endl << "Please enter the velocity: ";
cin >> velocityMile;
if (velocityMile <= 0)
{
cout << endl << "Please enter a positive velocity";
cout << endl << endl;
}
}
while (velocityMile <= 0);
}
void custServiceFour(double& pointxI, double& pointyI, double& pointDistance, double& angleDegree)
{
cout << endl << "Please enter your set of points: " << endl;
getPoints(pointxI, pointyI);
do
{
cout << endl << "Please enter your distance: ";
cin >> pointDistance;
if (pointDistance <= 0)
{
cout << endl << "Please enter a positive distance";
cout << endl << endl;
}
}
while (pointDistance <= 0);
do
{
cout << endl << "Please enter your horizontal angle: ";
cin >> angleDegree;
if (angleDegree < 0  angleDegree > 360)
{
cout << endl << "Please enter an angle between 0  360 degrees";
cout << endl << endl;
}
}
while (angleDegree < 0  angleDegree > 360);
}
 