C Program Help 2

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#define RADIUS (7.6)
#define HEIGHT (8.2)
//shape numbers
#define CIRCLE (0)
#define SPHERE (1)
#define CYLINDER (2)
#define CONE (3)
#define NOSHAPES (4)
#define MAXGEN (5)
#define FORMAT ("%d %‐8s_%‐9s=%7.1lf\n")
#define ERRMSG ("%d is not a recognized shape number\n")
//prototypes
int main(void);
double areaCircle(double);
double periCircle(double);
double volSphere(double);
double surfaceSphere(double);
double volCylinder(double, double);
double surfaceCylinder(double, double);
double volCone(double, double);
double surfaceCone(double, double);

// Computes area of a circle with radius r
double areaCircle(double r) {
    return M_PI*r*r;
}//areaCircle

// Computes perimeter of a circle with radius r
double periCircle(double r) {
    return 2*r*M_PI;
}//periCircle

// Computes volume of a sphere with radius r
double volSphere(double r) {
    return 4.0/3.0*M_PI*r*r*r;
}//volSphere

// Computes surface area of a sphere with radius r
double surfaceSphere(double r) {
    return 4*M_PI*r*r;
}//surfaceSphere

// Computes volume of a cylinder with base radius r and height h
double volCylinder(double r, double h) {
    return M_PI*r*r*h;
}//volCylinder

// Computes surface area of a cylinder with base radius r and height h
double surfaceCylinder(double r, double h) {
    return 2*M_PI*r*h+2*M_PI*r*r;
}//surfaceCylinder

// Computes volume of a cone with base radius r and height h
double volCone(double r, double h) {
    return M_PI*r*r*h/3.0;
}//volCone

// Computes volume of a cone with base radius r and height h
double surfaceCone(double r, double h) {
    double step = (h*h)+(r*r);
    step = sqrt(step);
    step = r + step;
    return M_PI*r*step;
}//surfaceCone

void shapeCalculator(int shape) {
    if (shape == CIRCLE) {
        double aCircle = areaCircle(RADIUS);
        double pCircle = periCircle(RADIUS);
        printf(FORMAT, shape, "Circle", "Area", aCircle);
        printf(FORMAT, shape, "Circle", "Perimeter", pCircle);
    }
    else if (shape == SPHERE) {
        double vSphere = volSphere(RADIUS);
        double sSphere = surfaceSphere(RADIUS);
        printf(FORMAT, shape, "Sphere", "Volume", vSphere);
        printf(FORMAT, shape, "Sphere", "Surface", sSphere);
    }
    else if (shape == CYLINDER) {
        double vCylinder = volCylinder(RADIUS, HEIGHT);
        double sCylinder = surfaceCylinder(RADIUS, HEIGHT);
        printf(FORMAT, shape, "Cylinder", "Volume", vCylinder);
        printf(FORMAT, shape, "Cylinder", "Surface", sCylinder);
    }
    else if (shape == CONE) {
        double vCone = volCone(RADIUS, HEIGHT);
        double sCone = surfaceCone(RADIUS, HEIGHT);
        printf(FORMAT, shape, "Cylinder", "Volume", vCone);
        printf(FORMAT, shape, "Cylinder", "Surface", sCone);
    }
    else {
        printf(ERRMSG, shape);
    } //cascaded if
} //shapeCalculator

int main(void) {
    int shape = 1;
    for (int k= 0; k< MAXGEN; k++) {
        shape = rand() % NOSHAPES;
        shapeCalculator(shape);
    }//for
    return EXIT_SUCCESS;
}