I haven’t rebuilt the project for a long time and there are a lot of mistakes?

Question

visual studio

Severity Code Description Project File String Suppression Status
Error (active) global scope does not contain "acosf" game c:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\include\cmath 661
Severity Code Description Project File String Suppression Status
Error (active) global scope does not contain "asinf" game c:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\include\cmath 661
Severity Code Description Project File String Suppression Status
Error (active) global scope does not contain " atanf" game c:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\include\cmath 662
and so on.
I don’t know what these errors are, I decided to add a new class to the project and here it is
I can throw the project who will be able to collect?