What if you need to draw a circle, and a compass at hand is not! To get out of this situation by making a simple compass of the bent and strapped to the pencil in the right place for a stylus pen, as shown in the figure.
Recommend to read
RIVAL HELICOPTERS
In the late 1950 O. K Antonov as chief designer of OKB-153, located in Novosibirsk, invited the leadership of the air force of the CAF and the draft aircraft short takeoff SLE-1. In the...
F5-M — YACHT CHAMPION
The classification of the European Association of Amateur athletes of ship modeling sport ("NAVIGA") provides for managed competition models of sailing yachts in three classes: F5-M...
