When it comes to polygons, even confident Secondary 1 students can get tripped up by angle-related questions. This is especially true when the question involves more than one type of interior angle. If you are searching for help with a question on polygons, this is the right place to start. Here’s a real question asked ...

In Equation of Circles, many upper Secondary students taking Additional Mathematics encounter questions that test their understanding of circles, diameters and how to apply midpoint and gradient concepts together. Here’s a classic example: Question: In the diagram which is not drawn to scale, P, Q and R are points on the circle. Show that PR is the ...