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H 5.4 Angle Sum of a Triangle

Author:Michelle Ledford

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畫三角形
Question 6c
MC #2
判斷錐體
Ringed Polyhedra

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Cosine Rule - find a side
Star Polygon Turtles
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Geometric Mean
Circumcircle or Circumscribed Circle
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Upper and Lower Sum or Riemann Sum

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