1. two sheets with drawings for patterns and drawings of the assembled model. One sheet is marked: SUPPLEMENTARY TRIHEDRAL ANGLES (/) STRIA (1)*. The second sheet is marked: SUPPLEMENTARY TRIHEDRAL ...
Constructions (accurate drawings) can be made using a ruler, a pair of compasses and a pencil. A line which cuts an angle into two equal side angles is called an angle bisector. In geometry a ...
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