{"id":"site-2658/zad/3147","paper_id":"site-2658","number":"3147","points":null,"ptype":"open","subject":"matematyka","category":"zbiory","year":0,"month":null,"level":"podstawowa","text":"Zaznaczony na rysunku kąt alfa jest równy A. 50 stopni, B. 40 stopni, C. 30 stopni, D. 10 stopni.","answer":null,"answer_text":null,"solution":null,"image":"img/site/2658/zad-3147.svg","solution_image":"img/site/2658/rozw-3147.svg","topics":null,"page_from":null,"source":"site","answer_source":null,"answer_text_source":null,"solution_source":null,"text_source":"site","source_label":"Matematyka · Zbiory zadań (podstawowa)","subject_label":"Matematyka","category_label":"Zbiory zadań","text_html":"<p>Zaznaczony na rysunku kąt alfa jest równy A. 50 stopni, B. 40 stopni, C. 30 stopni, D. 10 stopni.</p>","solutions":[{"source":"site","label":"matematykaszkolna.pl","kind":"image","image":"/img/site/2658/rozw-3147.svg"}]}