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Mathematics
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PDE
  • Member for 8 years, 8 months
  • Last seen more than 1 year ago
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Top posts
View all questions and answers
question
80
Inscribing square in circle in just seven compass-and-straightedge steps
Dec 24, 2015
question
9
Construct 60° angle through point, other line in only four compass-and-straightedge steps
Mar 12, 2016
question
8
Inscribing rhombus in a triangle's angle in only eight compass-and-straightedge steps
Sep 2, 2017
answer
8
Construct 60° angle through point, other line in only four compass-and-straightedge steps
Mar 12, 2016
answer
8
To which degree must I rotate a parabola for it to be no longer the graph of a function?
Jul 15, 2022
question
7
Five-line inscription: Equilateral triangle, one of whose points is given, in circle with unknown center
Aug 26, 2016
answer
4
Construct parallel line equidistant from two other parallel lines - Euclidea on iOS challenge 2.8
Aug 27, 2017
question
3
Three-step construction: Euclid's fourth proportional
Nov 30, 2016
answer
3
Three-step construction: Euclid's fourth proportional
Dec 2, 2016
answer
3
Construct tangent through point on circle in 3 steps
Sep 2, 2017