# Category Archives: Geometry

## The Mathematics of Love!

(x2 + ½y2-1)3 = x2y3 The Mathematics of Love! Plot that equation, and this is what you get: Wishing you all a Happy, Mathematical, Valentine’s Day. I made my graph using the online graphing calculator Desmos You can go directly to my version of the love heart here Related posts: Ferris Wheels, Bumper Cars and […]

## The Poetry of Parallel Lines

I stumbled across this the other day and I found it rather poetic, in a melancholic sort of way. I can’t help but imagine the unrequited love between two parallel lines, destined never to meet. Or the brief moment of passion as two lines meet before moving further apart throughout all eternity. It must be […]

Posted in Geometry | 1 Response

## Triangle Fractions

What fraction of the triangle is shaded in? Not an easy problem.  Its often easier to start with something simple and work from there. So, what fraction of these triangles are shaded in (click on each image to get a bigger view): Perhaps you can use your answers to those above to help you solve […]

Also posted in Puzzles, Teaching Tips, Uncategorized | Tagged , | 3 Responses

## Estimate the angle Part II

A lot of you have been using and playing my Estimate the Angle Game where you are shown an angle and you have to estimate its size to the nearest degree. Well, here’s a real world version for you. This morning as I was getting into my car to head to school another vehicle came […]

## The Longest Day

21st June 2013 – the Summer Solstice, the longest day. Druids, and others, have gathered at Stonehenge to celebrate the day. Despite driving past Stonehenge on many occasions and, many, many years ago, climbing over the stones themselves (in those days you had un-restricted access to the monument. Today, you are kept a respectful, if […]