搜尋標籤: "cyclic quadrilaterals"

Basic properties of circles (2) (English subtitles available)

1. Understand the properties of a cyclic quadrilateral 2. Understand the tests for concyclic points and cyclic quadrilaterals 3. Understand the properties of tangents to a circle and angle in the…

   ronson@hkecl.net 0 個讚 360 次播放