View Compilation Error

0_0_39466044_4667.cpp: In function 'int main()':
0_0_39466044_4667.cpp:10:28: error: 'pow' was not declared in this scope
   10 |                 dis = sqrt(pow((x2 - x1),2) + pow((y2 - y1),2));
      |                            ^~~
0_0_39466044_4667.cpp:10:23: error: 'sqrt' was not declared in this scope
   10 |                 dis = sqrt(pow((x2 - x1),2) + pow((y2 - y1),2));
      |                       ^~~~