1MA 02. RESOLUCIÓ DE TRIANGLES/1MA.02.2 Triangles Qualssevol (TSinCos) 1MA.02.2.82Q 2001J TCosinus TEquilàter i punt P Siguin A, B i C els tres vèrtex d'un triangle equilàter de costat #c cm i P el punt del costat AB que és a #b cm del vèrtex A. Quina és la longitud del segment CP?

Format de la resposta: arrel simplificada

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Coneixem l'angle A, i els dos costats que el delimiten AP i AC. 

Apliquem el teorema del cosinus per calcular CP.

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