To construct an equilateral triangle on a given finite straight line.
Father of geometry
Proposition 1, Book I of 'Elements' (a problem statement)
c. 300 BCE
Found in 1 providers: grok
Cross Reference
1 source
"Further, of trilateral figures, a right-angled triangle is that which has a right angle, an obtuse-angled triangle that which has an obtuse angle, and an acute-angled triangle that which has its three…"
Strange & Unusual"When a straight line set up on a straight line makes the adjacent angles equal to one another, each of the equal angles is right, and the straight line standing on the other is called a perpendicular …"
Strange & Unusual"A figure is that which is contained by any boundary or boundaries."
Strange & Unusual"To draw a straight line from any point to any point."
Shocking"The postulates are not self-evident, but they are necessary for the development of geometry."
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