Q&A/Fatwas

No.

His prayers are invalid. Reciting Sarah Fateha is a must in salah. There’s a difference of opinion among scholars about reciting fateha behind the imam in loud prayers but there’s a concensus of the scholars that reciting fateha is a must in silent prayers and the last two rakahs of loud prayers, for the Imam […]

This Duaa must be said after takbeer in Salah and not before it.

If both you and The Imam were in ruku at the same time, this is a valid Rakah.

If he does it intentionally, his prayer is invalid.

You have to pray it as soon as you wake up.

Reciting Surah Fateha is obligatory, the other Surah after that is a Sunnah whether in loud or silent prayers, including Imam. You will be missing out on the reward though if you skip the other Surah. The follower is not allowed to recite anything in loud rakah except the Fatiha. 

You must stop and pray standing up and facing the qibla. If this is not possible, one can pray to the best of his ability.