Mates y TIC - Maths and ICT

Actividades de Matemáticas con TIC - Math Activities with ICT - - - (matesytic@gmail.com) Ricardo García Mesa

Trigonometric identities and homer measuring trees

Posted by ricardogm on January 21st, 2019

 Hi

We are going to prove these two famous trigonometic identities:

sin2(x) + cos2(x) = 1

tan(x)=cos(x)/sin(x)

that can be seen in this applet:​

And how to measure trees with trigonometry (we are going to do more or less the same thing):

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