Geometria Plana Flashcards

1
Q

A soma dos ângulos internos de um polígono convexo é =

A

(n° lados - 2) . 180°

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2
Q

Cálculo de um diâmetro =

A

D = 2.r

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3
Q

Comprimento da circunferência =

A

C = 2π. r

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4
Q

Área do círculo =

A

A = π.r^2

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5
Q

Área do quadrado..

A

A = l^2

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6
Q

Área do triângulo..

A

A = b.h / 2

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7
Q

Área do retângulo..

A

A = b.h

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8
Q

Área do trapézio..

A

A = B+b .h /2

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9
Q

Área do losango..

A

A = D.d /2

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10
Q

Diagonal do quadrado

A

D = l√2

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11
Q

Altura do triangulo equilátero..

A

h = (l√3 )/2

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