#include<stdio.h>#include<stdlib.h>
int main(){ float On=4; float Under=6; float High=3; Area=(On+Under)*High/2; printf("上底=%f ,下底=%f , 高=%f ,面積為=%f \n",On,Under,High,Area) system("pause") return0;}
int main(){ float On=4; float Under=6; float High=3,Area; Area=(On+Under)*High/2; printf("上底=%.0f ,下底=%.0f , 高=%.0f ,面積為=%.0f \n",On,Under,High,Area); system("pause"); return 0;}