Изучив вопрос детально, он смог отв

Изучив вопрос детально, он смог ответить на все вопросы, заданные ему учителем

Результаты (английский) 1:

Having examined the issue in detail, he was able to answer all questions put to him by the teacher

Результаты (английский) 2:

After studying the issue in detail, he was able to answer all the questions posed to him by the teacher

Результаты (английский) 3:

studied the question thoroughly, he can answer all the questions asked by the teacher