Descriptive geometry for students in engineering science and architecture; a carefully graded course of instruction (1915)
Armstrong, Henry F. (Henry Fry), 1868- · New York, J. Wiley & sons, inc.; [etc., etc.] · leaf 51
gon placedin a given oblique plane RST and having one of its edges at a given angle, say 20°,to the H.P. The line ab, ab is first found in place, as in the case of Fig. 45, andthen rabatted over to a2& (see Fig. 43). On this latter is constructed the pentagon.In constructing this pentagon, the… … Fig. 46. respectively. To obtain the plan of the edge whose rabattement is de, produce deto the H.T. at / and from that point draw a line through the plan of D till a pointopposite e is found. For the remaining two corners of the plan draw diagonallines parallel to the plans of the edges already…
Geometry, Descriptive
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