{"book":"adl0131","page":177,"text":"کتاب ١٦٦ مساحت\n\nرقبه مثلث مذکور ٥٧،٧٤ است\n\n(٢٩) اضلاع مثلث ٦٨ و ٧٥ و ٧٧ اند و یک خط مستقیم متوازی\nضلع کلانتر مثلث مذکور باقی دو ضلاع مثلث مذکور را تنصیف کرده\nکشیده شده است پس از خط مذکور رقبه دو حصص مثلث مذکور\nکه از کشیدن خط مذکور پیدا شده اند دریافت کنید۔\n\n(٣٠) اضلاع یک مثلث ١١ و ١٥ و ١٧٦ اند و دو خط مستقیم\nمتوازی ضلع کلانتر مثلث مذکور منقسم کشیده شده اند که باقی دو\nاضلاع را به سه حصص برابر تقسیم میکنند و مثلث مذکور از کشیدن\nخط مذکور به سه حصص منقسم شده است پس رقبه هر سه حصص\nمثلث مذکور را دریافت کنید۔\n\n(٣١) اضلاع یک مثلث ١٣ و ١٤ و ١٥ فث اند اگر بر ضلع که\n١٤ فث است از زاویه مقابل عمود انداخته شود عمود مذکور\nچقدر خواهد بود۔\n\n(٣٢) اضلاع","chars":642,"image":"https://storage.googleapis.com/adl-page-images/adl0131/00177.jpg","first_page":1,"last_page":381,"title":"Kitāb-i ʻIlm i masāḥat کتاب عالم ا مساحت","permalink":"https://afghanpress.org/book/adl0131/177","canvas":"https://afghanpress.org/iiif/adl0131/canvas/177","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."}}