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14.1.05

Básico - Construção de Triângulos (IV)

Desafio:
Reconstruir um triângulo de que se conhecem um vértice e as rectas que contêm a mediana, a altura e a bissectriz por ele tiradas.


Pode estudar a nossa resolução:


Reconstrução




Outro(s) desafio(s):



Construir um triângulo de que se conhecem os comprimentos de uma altura e dois outros elementos.

Considere-se um triângulo [ABC], em relação ao qual adoptamos as seguintes designações: a=BC, b=AC, c=AB e h' a altura tirada a partir de A.
1)


Dados a, b e h'
2)



Dados b, c e h'
3)
Dados b, ângulo B e h'
4)
Dados ângulo B, ângulo C e h'
5)
Dados a, ângulo B e h'
6)

Dados b, ângulo A e h' - solução de Sofia Canoso

4 Commentários:

Blogger JM escreveu...

Em Firefox 1.0, a correr sobre Mac OS 10.3.7, a janela onde se vê a reconstrução deste problema não tem dimensão suficiente e fica com scrolls horizontais e verticais. Fui dar uma espreitadela ao código e parece-me que os 400 x 500 pixels de dimensão para a janela não devem ser adequados para o tamanho da apresentação do problema.
Chamemos-lhe um palpite informado.

5:49 da tarde  
Blogger Jaime escreveu...

Oh Arsélio, os meus alunos de mestrado vão tentar resolver estes problemas com o Cinderella.
Jaime

6:18 da tarde  
Anonymous Anónimo escreveu...

Sim, provavelmente por isso e

9:32 da tarde  
Anonymous Anónimo escreveu...

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3:24 da manhã  

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