{"id":"matematyka-2020-wrzesien-poprawkowa-podstawowa/zad/17","paper_id":"matematyka-2020-wrzesien-poprawkowa-podstawowa","number":"17","points":1,"ptype":"closed","subject":"matematyka","category":"inne","year":2020,"month":"wrzesien","level":"podstawowa","text":"Zadanie 17. (0-1)\nKąt 𝛼 jest ostry oraz sin𝛼=\nଶ√ହ\nହ. Wtedy\nA.\ncos𝛼=\nହ\nଶ√ହ\nB. cos𝛼= √ହ\nହ\nC. cos𝛼=\nଵ\nହ\nD. cos𝛼=\nସ\nହ","answer":"B","answer_text":null,"solution":null,"image":"img/matematyka-2020-wrzesien-poprawkowa-podstawowa/zad-17.webp","solution_image":null,"topics":"trygonometria","page_from":8,"source":"matugen","answer_source":null,"answer_text_source":null,"solution_source":null,"text_source":"ocr","source_label":"Matematyka · Inne · wrzesień 2020 (podstawowa)","subject_label":"Matematyka","category_label":"Inne","text_html":"<p>Zadanie 17. (0-1)<br>Kąt 𝛼 jest ostry oraz sin𝛼=<br>ଶ√ହ<br>ହ. Wtedy<br>A.<br>cos𝛼=<br>ହ<br>ଶ√ହ<br>B. cos𝛼= √ହ<br>ହ<br>C. cos𝛼=<br>ଵ<br>ହ<br>D. cos𝛼=<br>ସ<br>ହ</p>","solutions":[]}