{"book":"adl0946","page":188,"text":"۱۸۱\nباشد کافی است که وتر آن مساوی وتر ا د گردد پس نقطۀ ج\nرا مرکز قرار داده بشعاع مساوی ا د یک دائره رسم میکنیم\nتا دائرۀ ما را در دو نقطۀ ل و م قطع کند آن وقت دو قوس\nج ل و ج م دو جواب مسئله است .\n۲۲۲- بحث ـ ما اثبات اینکه دو دائره یک دیگر را\nقطع می کنند بعهدۀ شاگردان واگزار می کنیم برای این کار\nکافی است که ثابت کنند فاصله بین المرکزین بین تفاضل\nو مجموع دو شعاع است و وتر ا د کوچک تر یا مساوی قطر\nدائرہ مفروض می باشد .\n۲۲۳- میخواهیم زاویۀ مساوی زاویه مفروضی\nرسم کنیم.\nاز تساوی قسیّ یک دائره تساوی زوایای مرکز مقابل\nبه آنها نتیجه می شود (۸۹)، پس این مسئله را هم مانند مسئله\nسابق حل می کنیم فرض می کنیم ا ه د زاویۀ مفروضه باشد\n(س۱۶۱) نقطۀ ه را مرکز قرار داده بشعاع اختیاری قوسی مانند","chars":681,"image":"https://storage.googleapis.com/adl-page-images/adl0946/00188.jpg","first_page":1,"last_page":327,"title":"Handasah-ʼi musaṭṭaḥah barā-yi ṣinf-i haftum-i makātib-i rushdīyah, bi-qarār-i prūghram-i Vizārat-i Jalīlah-ʼi Muʻārif-i Afghānistān هندسۀ مسطحه :هندسۀ مسطحه","permalink":"https://afghanpress.org/book/adl0946/188","canvas":"https://afghanpress.org/iiif/adl0946/canvas/188","source":"https://afghanistandl.nyu.edu/books/adl0946/","source_pdf":"https://afghanistandl.nyu.edu/pdf/adl0946_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."}}