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#1 20140204 13:00:39
Area of triangles without right triangleshttp://www.mathsisfun.com/algebra/trig … angle.html Last edited by Agnishom (20140204 13:07:53) 'And fun? If maths is fun, then getting a tooth extraction is fun. A viral infection is fun. Rabies shots are fun.' 'God exists because Mathematics is consistent, and the devil exists because we cannot prove it' 'Who are you to judge everything?' Alokananda #2 20140206 10:45:40
Re: Area of triangles without right trianglesIsn't sin(A)/2 easier than sin(A/2)cos(A/2) ? "The physicists defer only to mathematicians, and the mathematicians defer only to God ..."  Leon M. Lederman #3 20140206 12:37:34
Re: Area of triangles without right trianglesIt is but then high school children do not always know the Tratios of obtuse angles. 'And fun? If maths is fun, then getting a tooth extraction is fun. A viral infection is fun. Rabies shots are fun.' 'God exists because Mathematics is consistent, and the devil exists because we cannot prove it' 'Who are you to judge everything?' Alokananda
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