Prayer

This is permissible.

The answer is no as the Imam covers for his mistakes.

The nafil and Shaf’a are the same.  However the sunnah is to pray 8 nafl rakah and 3 rakah witr.

If she covers them with her abaya and her feet are covered while in the standing position, this is sufficient.

This is not from the sunnah. It can be prohibited if the sun has not risen high enough.

This is permissible.

There is nothing wrong with reading Qur’aan from the Mus-haf during a naafil prayer, such as qiyaam al-layl. But in the case of obligatory prayers, it is makrooh to do that, because in most cases there is no need for it. But if there is a need, then there is nothing wrong with reading from […]

Yes,this is sunnah to raise your hands with all Takbeer

If it was transparent and one can clearly see the body structure, the prayer is invalid.

The most authentic opinion is that it is highly recommended for women! As for praying it home, the most authentic opinion is that this is not allowed.