I know that it says how to use, but it doesn't help me because I don't know how to use dvars

Please help me out..
SendServerCommand:
Offset: 0x0022CEBC
How to use: Sv_SendServerCommand(client_s *,svscmd_type,char const *,...)
Kill Client:
Offset: 0x00183748
How to use: player_die(unsigned int *self, unsigned int *inflictor, unsigned int *attacker, int damage, int meansOfDeath, int iWeapon, const float *vDir, unsigned int hitLoc, int psTimeOffset)
Kick Client:
Offset: 0x00223BD0
How to use: sv_kickclient just kickes whatever client you want to kick from lobby ingame
Thanks