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Tessellate Isosceles Triangles
Author:
Nichole Nuckols
,
Terry Lee Lindenmuth
Move the slider to add triangles.
Do equilateral triangles tessellate the plane?
New Resources
Icosahedron1
Poorly Drawn Parallelograms 2
Dissections by Guillermo Bautista
Quiz: Finding Average Rate of Change
探究由平行線和截線所成的角
Discover Resources
angle at centre equal twice angle at circumference
Tutorial
Area Problem
Math project 2
G9_Ch3-3.3-3_Relationship between Angle, Length of Arc, Sector Area &Circle
Discover Topics
Incircle or Inscribed Circle
Congruence
Median Value
Root
Dilation