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Hypot

Item Value Header filemath.h Declarationfloat hypotf(float side1, float side2);double hypot(double side1, double side2);long double hypotl(long double side1, long double side2); Returnreturn the square root of the sum of the squares of side1 and side2. #include <math.h>   #include <stdio.h>   int main(void)   {      int e;      double f;      f = hypotf(3, 4);      printf("%f", f);     } 5.000000