Feliz/Happy 2014的副本

Author:xiaodandan, Ester Alonso

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Domino Effect
The Cosine Formula - Proof Without Words
Science Park 1
Untitled
apec

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Trigonometric Ratios of (180 - pheta)
Segment with sliders
Parametric exploration sin-sinh multiple
G.GCO.7 SAS - Exercise 1B
Southern Cross
Symmetric points in harmonic motion. Multiple 'collisions'.

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Hyperbola
Special Points
Pyramid
Similarity Transformation or Similarity
Bar Chart or Bar Graph