include[HTML_REMOVED]

define PI 3.14159

using namespace std;
int main()
{
double a,b,c;
scanf(“%lf%lf%lf”,&a,&b,&c);
printf(“TRIANGULO: %.3f\n”,0.5ac);
printf(“CIRCULO: %.3f\n”,PIcc);
printf(“TRAPEZIO: %.3f\n”,0.5(a+b)c);
printf(“QUADRADO: %.3f\n”,bb);
printf(“RETANGULO: %.3f\n”,ab);
return 0;
}