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The 3-Fact Triangles. Sine Rule, Cos Rule

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Overall rating 5 out of 55 (1 rating)

Last updated 22 March 2013, created 27 August 2010, viewed 3,149

Given four facts about a triangle, only three of which are true at any one time, how many triangles can you make? Great practice for the Sin Rule, Cos Rule, and some logic too.

Downloads and web links

  • WebpageOther
    http://www.risps.co.uk
  • pdf documentLesson plan
    tes-risp-24-tn.pdf (161kb, pdf document)

  • for pupils

  • pdf documentActivity
    tes-risp-24.pdf (170kb, pdf document)
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Great resource the instructions are very clear and the resource is well presented.

from markhquinn, 07 December 2011 		(report comment) 5 out of 5
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Jonny_Griffiths"s avatarJonny_Griffiths

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