The Firing Line Forums - View Single Post - it blows me away... how did they do it ???

Jim Watson · August 24, 2011, 07:06 AM

I don't see why you couldn't mark off 51.42857142 deg as easily as 72.00000000 with the same degree of accuracy with the same equipment.
Now 60.00000000 deg is a special case since you can geometrically construct a 30-60-90 triangle with any desired degree of accuracy by just making it big enough.

August 24, 2011, 07:06 AM	#3
Jim Watson Senior Member Join Date: October 25, 2001 Location: Alabama Posts: 18,542	I don't see why you couldn't mark off 51.42857142 deg as easily as 72.00000000 with the same degree of accuracy with the same equipment. Now 60.00000000 deg is a special case since you can geometrically construct a 30-60-90 triangle with any desired degree of accuracy by just making it big enough.