{"book":"adl0131","page":56,"text":"کتاب ۵۴ مساحت\n\nمربع ۸ = ۶۴\nحاصل تفریق ۱۰۰ - ۶۴ = ۳۶\nجذر ۳۶v = ۶\nپس ضلع مطلوب ۶ فُت جواب است\n(۲) وتر ۲۶ انچ و یک ضلع ۱۰ انچ اند پس ضلع دیگر را دریافت کنید\n\nمربع ۲۶ انچ = ۶۷۶\nمربع ۱۰ انچ = ۱۰۰\nحاصل تفریق ۶۷۶ - ۱۰۰ = ۵۷۶ انچ\nجذر ۵۷۶v = ۲۴ انچ\nپس ضلع مطلوب ۲۴ انچ جواب است.\nمجموعۂ وتر و ضلع معلوم ۲۶ + ۱۰ = ۳۶\nفرق وتر و ضلع معلوم ۲۶ - ۱۰ = ۱۶\nحاصل ضرب ۳۶ × ۱۶ = ۵۷۶\n\n۱۰ فت\nفت ۶ ضلع مطلوب\n۸ فت\n\n۲۴ انچ ضلع مطلوب است\n۲۶ انچ\n۱۰ انچ\n\n۲۴ انچ ضلع مطلوب است\n۲۶ انچ\n۱۰ انچ","chars":460,"image":"https://storage.googleapis.com/adl-page-images/adl0131/00056.jpg","first_page":1,"last_page":381,"title":"Kitāb-i ʻIlm i masāḥat کتاب عالم ا مساحت","permalink":"https://afghanpress.org/book/adl0131/56","canvas":"https://afghanpress.org/iiif/adl0131/canvas/56","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."}}