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Words nearby straightedge
Definition for straightedge (2 of 2)
Example sentences from the Web for straightedge
It is necessary also that the straightedge be applied frequently.
This, like Postulate 1, requires the use of a straightedge for drawing the physical figure.
In other words, the trisection of any angle, by the use of the straightedge and compasses alone, is impossible.
The first requisite for this is a straightedge of iron or brass, as true as possible.
The straightedge and the compasses are the only two drawing instruments recognized in elementary geometry.