Lista de Exercícios para Turma 35 17/08/2017

sexta-feira, 18 de agosto de 2017

Questão 01      Dados 3 pontos: A ( 5, -1 ), B ( 3, 1 ) e C ( 1 , 3 ), determine:
a) Algebricamente, se os três pontos são colineares. R: (    ) Sim  (    ) Não
b) O ponto médio M do segmento AB. R: M (____, ____)
c) O ponto médio M’do segmento BC. R: M’ (____, ____)
d) O ponto médio M” do segmento AC. R: M” (____, ____)
e) O tamanho do segmento AB. R:  = ______ unidades
f) O tamanho do segmento BC. R:  = ______ unidades
g) O tamanho do segmento AC. R:  = ______ unidades
h) Geometricamente, se os 3 pontos são colineares.

Questão 02      Dados 3 pontos: A ( -3, -2 ), B ( 3, -2 ) e C ( -3 , 4 ), faça o que se pede:
a) Determine algebricamente, se os três pontos são colineares. R: (    ) Sim  (    ) Não
b) O ponto médio M do segmento AB. R: M (____, ____)
c) O ponto médio M’do segmento BC. R: M’ (____, ____)
d) O ponto médio M” do segmento AC. R: M” (____, ____)
e) O tamanho do segmento AB. R:  = ______ unidades
f) O tamanho do segmento BC. R:  = ______ unidades
g) O tamanho do segmento AC. R:  = ______ unidades
h) Localize os 3 pontos num plano cartesiano.
i) Desenhe o triângulo ABC.
j) Trace as Medianas.
k) Determine a medida de cada mediana. R:  = ________  = ________  = ________
l) Determine as coordenada do Baricentro, e localize-o no plano cartesiano.
m) O perímetro desse triângulo tem _________________ unidades.
n) Determine a área do triângulo pela fórmula geométrica e por determinantes.
o) Determine a distância do baricentro até o vértice A e dele ao ponto médio M’

p) Geometricamente, os 3 pontos são colineares? R: (    ) Sim  (    ) Não

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