😃7.1 三角函數的圖形與週期

https://www.geogebra.org/m/hw359uqp

sin(x) 圖形https://www.geogebra.org/m/DHPyZp8G

cos(x) 圖形https://www.geogebra.org/m/wARRxDYf

https://www.geogebra.org/m/yabsgexs

tan(x) 圖形https://www.geogebra.org/m/K7nU2wr5

https://www.geogebra.org/m/DStyEuTs#material/jEKehDjZ

https://www.geogebra.org/m/fpkeqask

摩天輪上紅色車廂的高度

https://www.geogebra.org/m/gpp9tg72

摩天輪上藍色車廂(原始位置與中心同高度)與綠色車廂(原始位置為摩天輪的最低點)的高度(7.6節有更詳細的程式)

https://www.geogebra.org/m/z25uYU3v#material/y7xj43vg

正弦與餘弦函數之和

https://www.geogebra.org/m/DStyEuTs#material/rxH68SVX

https://www.geogebra.org/m/c9dpjpfc

https://www.geogebra.org/m/fuvqrazv