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Pocketbook of Useful Formulæ and Memoranda
for Civil and Mechanical Engineers

Forfatter: Guilford L. Molesworth

Sider: 744

UDK: 600 (093)

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640 Molesworth's pocket-book Construction' op Ellipse, Hyperbola, and Parabola, by Intersecting Straight Lines. Any convenient number of equal divisions may- be taken, and the intersections of straight lines as indicated in the diagrams will give points in the curve. base ELLIPSE. Divide half minor and half major axes. Intersect- ing lines radiate from end of minor axis. HYPERBOLA. Divide height and base. Intersect- ing lines radiate from end of major axis and vertex. PABABOLA. Divide height and base. Intersect- ing lines vertical, and radiatin from vertex. -HEIGHT—-J k—-HEIGHT-
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