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Trigonometric Ratios
Author:
Anthony OR 柯志明
,
Alex CHIK
Topic:
Cosine
,
Sine
,
Trigonometry
Drag the green points to change the lengths and the angle.
GeoGebra
Adapted from
Alex Chik's applet
in gMath 互動數學教室
http://www.geogebra.hk
.
New Resources
龙形曲线-分形龙2
第三周作业效果演示
镂空正方体案例对比
GeoGebra数学资源(4-8年级)
湖南省中职数学教师省培(GeoGebra培训案例)
Discover Resources
體積的量度 1
angles sum on a striaght line
Centres
gltfh 複合圖形-圓柱與圓錐
v中點座標軌跡(圓大正多邊形小)
Discover Topics
Difference and Slope
Fractions
Bar Chart or Bar Graph
Frequency Distribution
Quadratic Equations