Understanding the Meaning of Absolute Value

One important concept in algebra that we learn is the distance between two points on the number line. In particular, we study the distance of a point that corresponds to a number to the point that corresponds to 0. In the following figure, the point (or circle) on the left represents 0, while the point […]
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The Dancing Triangle and Its Applications

In the figure below, lines l and m are parallel lines. What can you say about the areas of triangle ABC and triangle ADC? The distance between two parallel lines is equal at any point, so the two triangles have the same altitude (can you see why?). Further, the two triangles have a common base, […]
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Online Peer Review with Canvas

I’ve been really busy in the past months due to my studies. In this post, I am going to share to you one platform that I have learned in one of my courses. One of the platforms that we used in one of my courses this trimester that might interest teachers is Canvas. Canvas is an […]
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