triângulos Flashcards by Sabrina Braz | Brainscape

Q

triângulo equilátero

A

3 lados iguais

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Q

triângulo isósceles

A

dois lados iguais

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Q

baricentro (triângulo)

A

ponto de encontro de medianas
centro de gravidade
proporção 2/1

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Q

mediana (triângulo)

A

reta de um vértice q divide o lado ao meio

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Q

incentro (triângulo)

A

encontro das bissetrizes
centro da circunferência inscrita

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Q

bissetriz (triângulo)

A

divide o ângulo ao meio

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Q

teorema da bissetrizes interna (triângulo)

A

divide os lados opostos em proporcionais
a/x=b/y

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Q

circuncentro (triângulo)

A

encontro das mediatrizes

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Q

mediatriz (triângulo)

A

reta perpendicular no ponto médio

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Q

ortocentro (triângulo)

A

ponto de encontro das alturas

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Q

altura de triângulo

A

lado . raiz de 3 / 2

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Q

área do triângulo

A

b . h / 2

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