Distancia euclidiana
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
struct pto
{
float x;
float y;
};
int main()
{
typedef struct pto ponto;
int i;
ponto a, b;
a.x = 1.0;
a.y = 1.0;
b.x = 3.0;
b.y = 3.0;
float soma = 0.0;
for(int i = 0; i < 2; i++)
{
soma += (pow((a.x - b.x),2) + pow((a.y - b.y),2));
}
sqrt(soma);
printf("%.2f",soma);
return 0;
}INFO