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1.08 Day 2 Triangles do add up to 180°!
Author:
Katie Acland
GeoGebra
New Resources
Isosceles Right Triangle
希尔伯特曲线
Odd Function Explorer
What Do You See?
Pythagorean Theorem: Quick Illustrator
Discover Resources
locus parabola
Dilation Investigation
thgdjhg
triangles in a parallel line
couch
Discover Topics
Similarity Transformation or Similarity
Optimization Problems
Secant Line or Secant
Symmetry
Statistics