Category Archives: Geometry

A Good Question

By A Maths Teacher | Published: 08/10/2014

So half my Year Eleven’s are missing, out on a Geography field trip. No point starting anything new, time to whip out some trusty revision material – “20 Homework Quickies” if I remember correctly. 20 short questions on a range of GCSE topics: 3x + 4 = 5 x – 2,  write 0.00012345 in Standard […]

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The Mathematics of Love!

By A Maths Teacher | Published: 11/02/2014

(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: All you need is … […]

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The Poetry of Parallel Lines

By A Maths Teacher | Published: 02/02/2014

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 […]

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Triangle Fractions

By A Maths Teacher | Published: 30/11/2013

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 […]

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Estimate the angle Part II

By A Maths Teacher | Published: 19/09/2013

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 […]

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