Clive Wrote:
-------------------------------------------------------
> The solution is resolved this way.
>
> a) "If" the base angle was intentionally designed
> having a 4/pi ratio (28:22) seked then the height
> would be (2/pi times the total base width).
> b) "If" the height of the pyramid was designed to
> be pi (22:7) times higher than the Grand Gallery
> ceiling then the ceiling has to be (2/pi times the
> total base width)/(22/7) long...or 0.2026 times
> the base length.
> The base is 9067.7 inches (viewing the structure
> from the east).
> Therefore the length of the ceiling should be
> (9067.7 x 0.206) = 1837.5 inches.

If P, then Q

> Now Petrie didn't realize the importance of what
> he was measuring, but he meticulously measured the
> length of the Gallery and his calculations are in
> print...1838.6 inches (he excluding a tolerance in
> measure).
> “…From this the length of the roof of the gallery
> is 1688.9-40.45 = 1648.4 horizontal, or 1838.6
> sloping…”
>
> The error, using a ten-decimal place calculator,
> is 1.1 inches...or 0.0006:1 or .06%...or far more
> accurate than you first assumed...the Egyptologist
> you quoted may be in error...definitely not the
> pyramid builders.


Q

Therefore, P

Affirming the consequent is a formal fallacy.
[en.wikipedia.org]



C. Wayne Taylor
Richmond, Virginia USA