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Outline
S5 2D Trigonometry
law of sines (proof)
law of cosines (proof)
Ambiguity of SSA
Law of Sines (SSA Case)
Law of Sines - Ambiguous Case
Heron's Formula 希羅公式
10.2 Angles of elevation and depression(仰角和俯角)
S5 2D Trigonometry
Author:
tkyggb
Topic:
Trigonometry
S5 2D Trigonometry
law of sines (proof)
law of cosines (proof)
Ambiguity of SSA
Law of Sines (SSA Case)
Law of Sines - Ambiguous Case
Heron's Formula 希羅公式
10.2 Angles of elevation and depression(仰角和俯角)
Next
law of sines (proof)
New Resources
判斷球體
【案例】圆柱体内放置一个大球六个小球
兩位數除以一位數（二）
兩組對邊相等和有直角的四邊形
算柱 (兩位數)
Discover Resources
色彩視覺藝術：三色彩帶
幾何塗色
同位角__水平平行綫
Copia lui Easter egg
判斷球體
Discover Topics
Rhombus
Circumcircle or Circumscribed Circle
Special Points
Median Value
LCM and GCD
