Pubic hair and namaz

salam 2 all.

1. dears kia yeh sach ha k pubic hair barhay hue hon (long) to namaz makrooh hoti hay?

2. public hair kis tarha, kahan se kahan tak, kitny din bad, katny chahiyen?

3. kia anal k hair b katny chahiyn?

4. in questions k illaya, pubic hair k katny k bary men koi important issue jo mhy pata hona chahiye, btaden.

Thanks in advance.