{"id":"matematyka-2012-operon-probna-rozszerzona/zad/9","paper_id":"matematyka-2012-operon-probna-rozszerzona","number":"9","points":5,"ptype":"open","subject":"matematyka","category":"probna","year":2012,"month":"listopad","level":"rozszerzona","text":"Na okręgu o promieniu r opisano trapez równoramienny o podstawach x i 4x . Wykaż, że r=x .","answer":null,"answer_text":null,"solution":null,"image":null,"solution_image":null,"topics":"dowody_geometryczne","page_from":null,"source":"zadaniazmatur","answer_source":null,"answer_text_source":null,"solution_source":null,"text_source":"zadaniazmatur","source_label":"Matematyka · Matura próbna · listopad 2012 (rozszerzona)","subject_label":"Matematyka","category_label":"Matura próbna","text_html":"<p>Na okręgu o promieniu r opisano trapez równoramienny o podstawach x i 4x . Wykaż, że r=x .</p>","solutions":[]}