#include <stdio.h>
#include <stdlib.h>
#include <math.h>
float prostokat(float a, float b) {
return a * b;
}
float kolo(float r) {
float pole = 3.14 * r * r;
return pole;
}
float trojkat(float a, float h) {
float pole = (a * h) / 2;
return pole;
}
int main() {
int s, i = 1;
float a, b, r, h;
while (i == 1) {
printf(
"Dla jakiej figury chcesz policzyc "
"pole?\n1-prostokat\n2-kolo\n3-trojkat\n");
scanf("%d", &s);
if (s == 1) {
printf("Podaj bok a prostokata:\n");
scanf("%f", &a);
printf("Podaj bok b prostokata:\n");
scanf("%f", &b);
printf("%.3f\n", prostokat(a, b));
} else if (s == 2) {
printf("Podaj promien kola\n");
scanf("%f", &r);
printf("%.3f\n", kolo(r));
} else if (s == 3) {
printf("Podaj podstawe trojkata:\n");
scanf("%f", &a);
printf("Podaj wysokosc trojkata:\n");
scanf("%f", &h);
printf("%.3f\n", trojkat(a, h));
} else
printf("Wybrano nieodpowiedni numer\n");
printf("Czy chcesz policzyc kolejne pole?\n1-Tak\n2-Nie\n");
scanf("%d\n", &i);
}
return 0;
}
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