Author Archives: Passy

Guitar Mathematics

Image Copyright 2012 by Passy’s World of Mathematics Here at Passy’s World we love playing guitar. What is really cool is all of the mathematics involved with this amazing instrument. In this lesson we look at the mathematics associated with … Continue reading

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Posted in Math Applications, Math in Music, Math in the Real World | Tagged , , , , , , , , , , , , , , , , , , , , , , , , | 2 Comments

Angles and Parallel Lines

Image Source: Licence pending from Getty Images The “Crooked Mile” on the Pillani Highway in Maui Hawaii looks very different to a normal highway ! Volcanic activity and continual movement of the island makes it impossible to build a straight … Continue reading

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Posted in Geometry | Tagged , , , , , , , , , , , , , , , , , , , | 3 Comments

Exterior Angle of a Triangle

Image Source: http://www.soulwire.co.uk Triangles can even be used in Art, as shown above in the great piece of artwork by Justin Windle from Soulwire. What we really like about this picture is the clever shading of the triangles to create … Continue reading

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Posted in Geometry, Triangles | Tagged , , , , , , , , , , , , , , , , , , , | 4 Comments

Angle Sum in a Triangle

Image Source: http://www.greenpest.com.au Building Frames are “triangulated” to give them strength. Without a triangle structure the wood frame will not be rigid or strong. In Australia, the Sydney Harbor Bridge is made of an interwoven triangle structure. Image Source: http://www.orangehelicopters.com.au … Continue reading

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Posted in Geometry, Triangles | Tagged , , , , , , , , , , , , | 7 Comments

Classifying Triangles

Image Source: http://www.dalamatiacity.com The above diagram shows the atomic structure inside the crystal gemstone “Beryl”, which is composed of Silicon, Aluminium, Beryllium, and Oxygen ions. Topaz, Olivine, Amethyst, and several other crystals found in nature also have triangular atomic structures. … Continue reading

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Posted in Geometry, Triangles | Tagged , , , , , , , , , , , , , , | 16 Comments