Spanton, J. Humphrey (John Humphrey) · London, Macmillan and Co., Limited; New York, The Macmillan Company · leaf 55
nd G onthese arcs. Join CF and DG,and produce them till theymeet in the point H, and thebase AB produced in K andL. Then HKL is the re-quired equilateral triangle. 55. In a given triangle ABC,to inscribe an oblong hav-ing one of its sides equalto the given line D. From A, along the baseAB, set off… … Fig. 93- 42 GEOMETRICAL DRAWING AND DESIGN. To inscribe a square in a given circle. C y\ Draw any two diameters AB and CD at right angles to eachother. Join the extremities ofthese diameters. ACBD is theinscribed square required. 57. To describe a square about a given circle.At the points A, C, B,…
Geometrical drawing · Design · Drawing
Internet Archive · Wellesley College Library · Public Domain Mark 1.0. Free to use for anything.
![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-131-359.webp)
