MoveTowardsPoint() {

    float CarX, CarY;       //car position
    float DestX, DestY;     //destination position (screen touch?)
    float CarSpeed;         //current speed of car, control using acceleration or whatever

    float Angle = atan2(DestY - CarY, DestX - CarX);    //angle between car and destination co-ordinates

    float NewX = CarX + (Math.Cos(Angle) * CarSpeed);   //new x location
    float NewY = CarY + (Math.Sin(Angle) * CarSpeed);   //new y location

    //then position car at these points and rotate sprite by Angle



}