The complete measurer; or, The whole art of measuring .. (1789)
Hawney, William · London : Rivington · leaf 94
at Kind foever, multi-ply the Bdfb by half the Perpendicular, or half theBafe by the whole Perpendicular; or, multiply thewhole Bafe by the whole Perpendicular ; and tikehalf the Produdl; any of thefe three Ways will givethe Content. Let A B C be aRight-angled Tri-angle, whofe Bafe is14.. I Feet,… … 14.1 Bafe. 6 Half Perpendicular. 84.6 Produa. 14.1 Bafe.12 Perpendicular. 169.2 Produ<5l. 84.6 Half. By Scale and Compajfes, Extend the CompafTes from 2 to 14.1, that Ex-tent will reach the fame Way from 12 to 84.6 ittt,the Content. H 3 >5-4 78 Menjuration of Superficies, Part IL C 15.4 Bafe.…
Measurement · Geometry
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![An illustration from Divina proportione : opera a tutti glingegni perspicaci e curiosi necessaria oue ciascun studioso di philosophia: prospettiua pictura sculptura: architectura: musica: e altre mathematice: suavissima: sotile: e admirabile doctrina consequira: e delecterassi: co[n] varie questione de secretissima scientia (1509)](https://img.insideoutlibrary.com/img/200/ia-divinaproportion00paci-90-155.webp)
