{"book":"adl0131","page":62,"text":"کتب\n۵۱\nمساحت\n\nدر سوالات نمبر (۱) درج میباشند از حل کردن سوالات نمبر (۱) نمبری یک\nقواعد ذیل بخوبی بفهم و قیاس خواهند آمد مگر برای فهمیدن سوالات\nنمبر (۱) باید که جبر مقابله واقلیدس بخوبی مطالعه کرده شوند تا که حل سوا\nبآسانی وصحیح و درست بفهم و عمل حل کرده شوند-\n(۱) وقتیکه هر دو ضلاع مثلث قائم الزاویه معلوم باشند پس قاعده\nمعلوم کردن و تر در ذیل است-\nقاعده\nمربع های هر دو اضلاع را جمع کرده جذر معلوم کنید پس حاصل جذد\nو تر مذکور مطلوب خواهد بود-\n(۲) وقتیکه و تر و یک ضلع مثلث قائم الزاویه معلوم باشند\nپس قاعده معلوم کردن ضلع دیگر مثلث مذکور در ذیل است\nقاعده\nاز مربع و ترمربع ضلع معلوم منها کرده حاصل آنها را جذر معلوم کنید","chars":619,"image":"https://storage.googleapis.com/adl-page-images/adl0131/00062.jpg","first_page":1,"last_page":381,"title":"Kitāb-i ʻIlm i masāḥat کتاب عالم ا مساحت","permalink":"https://afghanpress.org/book/adl0131/62","canvas":"https://afghanpress.org/iiif/adl0131/canvas/62","source":"https://afghanistandl.nyu.edu/books/adl0131/","source_pdf":"https://afghanistandl.nyu.edu/pdf/adl0131_download.pdf","rights":{"image":{"statement":"Public domain. NYU states: \"All works presented on this website are, unless otherwise indicated, in the public domain. The images available on this website may be freely reproduced, distributed and transmitted by anyone for any purpose, commercial or non-commercial.\"","uri":"http://rightsstatements.org/vocab/NoC-US/1.0/","holder":"New York University Libraries","source":"https://afghanistandl.nyu.edu/about.html","delivery":"Images are served from a copy mirrored by this project, not from NYU's servers, under the reproduction terms above.","endorsement":"This is an independent project. It is not affiliated with, endorsed by, or reviewed by New York University."},"text":{"statement":"Machine-generated transcription, dedicated to the public domain under CC0 1.0. No warranty of accuracy: see the provenance block on every page.","uri":"https://creativecommons.org/publicdomain/zero/1.0/","holder":"Steps Ventures"}},"provenance":{"text_produced_by":"gemini-3.1-pro-preview","thinking_level":"low","read_completed":"2026-08-09","per_page_confidence":null,"per_page_confidence_note":"Not recorded during the corpus run. No calibrated per-page score exists, and none is estimated here.","human_reviewed":false,"accuracy_context":"Roughly two thirds of characters agree with a modern printed edition of the same text. Much of the disagreement is editorial, not misreading. Treat the transcription as a finding aid and read the page image before quoting.","primary_source":"The page image. The text is an index into it."}}