透過撥動秒針、分針及時針,量度活動用了多少時間。
English version: http://www.geogebratube.org/material/show/id/156369
量度活動所用的時間 (時、分):http://www.geogebratube.org/material/show/id/6078
You can either download the .ggb file alone or the complete webpage for students with tasks.
May 2, 2016 -
2:25 PM
10 resources —
GeoGebra Institute of Hong Kong
May 2, 2016 -
2:22 PM
14 resources —
GeoGebra Institute of Hong Kong