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Euclid Book IV Proposition 11-Construction of the Regular Pentagon
Author:
Moira Chas
,
Gary Rubinstein
Using a golden ratio to construct a regular pentagon
GeoGebra
The golden ratio leads to the golden triangle leads to a regular pentagon
New Resources
Untitled
'Einstein' tile vitral
What is a Determinant?
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
A Happy Polar Leaf
Discover Resources
Ceva's Theorem
Geometry Honors - Pythagorean Theorem
Discovery Lab
Circle Theorems
TamGiac2_03.8.2019_Bai1_YT1_h3-2
Discover Topics
Circumcircle or Circumscribed Circle
Rectangle
Geometric Mean
Similar Triangles
Histogram