搜尋標籤: "tangent"
More about Trigonometry (English subtitles available)1. Understand the functions of sine, cosine and tangent, and their graphs and properties, including maximum and minimum values and periodicity. 2. Understand trigonometric identities for angles…
ronson@hkecl.net
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405 次播放
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Basic properties of circles (1) (English subtitles available)1. Understand the properties of chords and arcs of a circle. 2. Understand the angle properties of a circle.
ronson@hkecl.net
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526 次播放
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More about 3-D figures and TrigonometryThe relationship among point, line and plane are first introduced. Distance and angle between (a) lines, (b) a line and a plane, and (c) planes are further discussed. Questions of the above learning…
ronson@hkecl.net
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827 次播放
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