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Figure 6. The Greek cubit
(all measures in inches)


Developments

    • 1. DE is extended downwards to intersect at V a line from F which is at right angles to DF. DFV is a 3.4.5 proportion triangle.

Outcomes

    • 1. DV is 18 11/48 (18.2291666 ...) inches, the Greek cubit, and 5/4 times the measure of DF, the remen of 14 7/12 inches. A Greek cubit is 1 1/2 Greek feet.


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