#include<stdio.h>
#include<locale.h>
#include<math.h>
#define PI 3.14159
int main(int argc, const char* argv[]) {
double raio, area, circunferencia;
printf("Por gentileza, insira o valor do raio: \n");
circunferencia = 2*PI*raio;
area
= PI
* pow(raio
,2.0);
printf("A circunferência é %.4lf.\n",circunferencia
); printf("A área é de %.4lf\n",area
);
return 0;
}
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