aiming at target

public Transform target;
public clickme _active;
public float degrees, distance;
public GameObject ebullet;
public Transform Bullet_position;

// Update is called once per frame
void Update()
{
    target = _active.aiming_point;
    distance = Vector3.Distance(target.position, transform.position);

    if (target != null)
    {
        degrees = Vector3.Angle(target.position - transform.position, transform.forward);
    }
    else
    {

    }

    if (_active.actives == false)
    {

        if (degrees <= 50 && target != null)
        {

            Quaternion rotation = Quaternion.LookRotation(target.position - transform.position);
            transform.rotation = Quaternion.Slerp(transform.rotation, rotation, Time.deltaTime * 3.0f);
            if (degrees <= 10)
            {
                GameObject bullets = Instantiate(ebullet) as GameObject;
                bullets.transform.position = Bullet_position.transform.position * 1;
                Rigidbody rb = bullets.GetComponent<Rigidbody>();
                rb.velocity = transform.forward * 20;
                Destroy(bullets, 4f);

            }
        }

    }
    else
    {
        Quaternion rotation = Quaternion.LookRotation(transform.forward);
        transform.rotation = Quaternion.Slerp(transform.rotation, rotation, Time.deltaTime * 1.0f);
    }

} // end update