{"book":"adl0946","page":203,"text":"۱۹۶\n\nآن دو زاویه مکمل یک دیگراند. و برای ثبوت آن کافی\nاست که اضلاع یکی از آنها را در طرف دیگر راس امتداد\nدهیم از آنچه گفته شد قضیهٔ ذیل نتیجه می شود:\nقضیه. دو زاویه که اضلاع آنها دو بدو باهم\nموازی و هر دو در یک جهت یا هر دو در جهات\nمختلف باشند با هم مساوی و دارای یک جهت اند\nولی دو زاویه که اضلاع آنها دو بدو باهم\nموازی ولی دو ضلع آنها دارای یک جهت و\nدو ضلع دیگر دارای دو جهت مختلف اند مکمل\nیکدیگرند.\n۲۳۵- میخواهیم زاویهٔ مساوی زاویهٔ مفروضی\nرسم کنیم.\nبرای این کار کافی است نقطه فرض کرده بعد از آن\nنقطه دو نیم خط بموازات اضلاع آن زاویه یا هر دو در یک\nجهت یا هر دو در دو جهت مختلف رسم کنیم.","chars":589,"image":"https://storage.googleapis.com/adl-page-images/adl0946/00203.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/adl0946/203","canvas":"https://afghanpress.org/iiif/adl0946/canvas/203","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."}}