Write the #define preprocessor directive and declarations for a program that has a constant macro for PI ( 3.14159) and variables radius , area , and circumf declared as double , variable num_circ as an int , and variable circ_name as a char.

using the program quincy 2005

i have this entered but it says unsuccessful build

#include #define PI 3.14159 // defining macro

int main(){

// declaring variables double radius, area, circumf; int num_circ; char circ_name; return 0; }