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Showing posts with label circle. Show all posts
Showing posts with label circle. Show all posts
Monday, 18 May 2015

A circle in the corner of a hexagon

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In my last post, I calculated the radius and diameter of a circle drawn within the external 'corner' of another circle - diagram b...
Tuesday, 31 March 2015

Geometry: A Circle in the corner of a circle

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This article is specifically written to answer the geometry question:  "What is the radius of a circle drawn in the space between a ci...
10 comments:
Sunday, 16 January 2011

Maths Problems 5: Geostationary Satellites

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Now that I've shown how to estimate (or calculate) pi with a high degree of accuracy and precision, it's time to start using it! M...
Sunday, 9 January 2011

Mathematical Problems, 3D - Pi from infinite polygon

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In this final post on π (for the time being at least), I'm going to look at another way of calculating π, based on the principle I firs...
1 comment:
Friday, 7 January 2011

Maths Problems 3C: Estimating pi by sampling

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In response to my first post about pi , my friend Chris Timbey pointed out that he's previously written a computer program which will ...
Thursday, 6 January 2011

Mathematical Problems 4: Close packed circles

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While I was at university, I remember studying close-packed spheres and how they form in crystalline structures.  We were given the figure t...
Tuesday, 4 January 2011

Mathematical Problems, 3B - A lower value of Pi

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Returning to pi, and this time using geometry to calculate a minimum value.  Instead of using a square around the outside of a circle, this...
Thursday, 30 December 2010

Mathematical Problems, 3A - The Value of Pi

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Back when I was doing my A-levels, I remember learning about how it's possible to evaluate pi in various ways, one of which was through...