include

int main() { float A,B,C,s1,s2,s3,s4,s5; scanf("%f %f %f",&A,&B,&C); s1= (AC)/2; printf("TRIANGULO: %.3f\n",s1); float pi=3.14159; s2=piCC; printf("CIRCULO: %.3f\n",s2); s3= ((A+B)/2) C ; printf("TRAPEZIO: %.3f\n",s3); s4= BB; printf("QUADRADO: %.3f\n",s4); s5= AB; printf("RETANGULO: %.3f\n",s5); return 0; }

this is the solution i submitted. which condition im missing?