The following problem (or proving activity, if you like to call it that) is a typical textbook geometry problem. It is tough and guaranteed to scare the wits out of any Year 9 student. When I used the given condition to construct the figure using GeoGebra, the only thing I can move is A or…

Read more

This short lesson was inspired by one of the problems from the blog Five Triangles Mathematics. The author challenges the reader to construct a circle using only a compass and straight edge, through two points X and Y. The centre of the circle must be a point on the line located between the two given…

Read more

‘An applet is any small application that performs one specific task that runs within the scope of a larger program, often as a plug-in. An applet typically also refers to Java applets, i.e., programs written in theJava programming language that are included in a web page’ -Wikipedia. That settles it. It has nothing to do with Apple and small apples. What about mathlets? Yes, you…

Read more