DSE Circle-ACT01D Distance of Chords and Centre of a Circle

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1. Move points A, B, C and D to adjust the length and position of the chord AB and CD in circle. What is your observation? 2. Draw 2 different sets of figures to support your observation.

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正立方體與正三角錐
function3
glt-h02-01-長方體動態展開圖
橢圓拋物面2
DSE Circle-ACT01C Distance between Chords and Centre of a Circle

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反射
定積分
梯形
正弦
長方體

DSE Circle-ACT01D Distance of Chords and Centre of a Circle

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